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ORDER OF THE GOVERNMENT OF THE RUSSIAN FEDERATION

of August 13, 2018 No. 937

About approval of Rules of technology functioning of electric utility systems and about introduction of amendments to some acts of the Government of the Russian Federation

(as amended on 30-01-2021)

According to the Federal Law "About Power Industry" Government of the Russian Federation decides:

1. Approve enclosed:

Rules of technology functioning of electric utility systems;

changes which are made to acts of the Government of the Russian Federation.

2. To the Ministry of Energy of the Russian Federation:

a) in 3-month time to bring into accord with this resolution of the rule of development and application of schedules of emergency restriction of the mode of consumption of electrical energy (capacity) and use of antiemergency automatic equipment;

b) in 6-month time to develop and approve:

methodical instructions for stability of power supply systems;

rules of prevention of development and liquidation of violations of the normal mode of electric part of power supply systems and power generation facilities;

rules of switchings in electroinstallations;

methodical instructions for determination of amounts and placement of reserves of active capacity in Power pool system of Russia in case of short-term planning of the electrical power mode;

requirements to forecasting of consumption and forming of balances of electrical energy and capacity of power supply system for calendar year and the periods within year;

rules of provision of information necessary for implementation of supervisory control in power industry;

rules of carrying out testing and determination of system-wide technical parameters and characteristics of the generating equipment;

requirements for melting of ice on wires and lightning-protective cables of power lines;

requirements to participation of the generating equipment in general primary regulation of frequency;

rules of interaction of subjects of power industry, consumers of electrical energy by preparation, issue and task performance on setup of devices of relay protection and automatic equipment;

rules of technical accounting and analysis of functioning of relay protection and automatic equipment;

requirements to equipment of power lines and the equipment of power generation facilities class of voltage of 110 kV and are higher devices and complexes of relay protection and automatic equipment, and also to the principles of functioning of devices and complexes of relay protection and automatic equipment;

requirements to communication channels for functioning of relay protection and automatic equipment;

requirements to systems of excitement and automatic regulators of initiation of strong operation of synchronous generators;

requirements to reloading capability of the transformers and autotransformers established on power generation facilities and to its maintenance;

rules of transition of power supply system for work in the forced mode and working conditions in the forced mode;

c) in 12-month time to develop and approve:

requirements to graphical execution normal (temporary normal) schemes of electric connections of power generation facilities and to procedure for their approval of dispatch centers of the subject of supervisory control in power industry;

rules of maintenance of devices and complexes of relay protection and automatic equipment;

rules of creation (upgrade) of complexes and devices of relay protection and automatic equipment in power supply system;

methodical instructions for designing of development of power supply systems;

methodical instructions for process design of power lines class of voltage of 35 - 750 kV;

methodical instructions for process design of substations of alternating current with the highest voltage of 35 - 750 kV;

methodical instructions for process design of hydroelectric power stations and pumped storage power plants;

methodical instructions for process design of thermal power plants;

rules of holding antiemergency trainings in the organizations of power industry of the Russian Federation;

requirements to maintaining and storage of documentation necessary for implementation of supervisory control in power industry and operational and technology management;

rules of carrying out engineering certification of the equipment, buildings and constructions of power generation facilities;

d) in 18-month time to develop and approve:

rules of the organization and carrying out system testing in the field of power industry;

rules of interaction of subjects of power industry and consumers of electrical energy concerning coordination of levels of currents of short circuit;

entry rules of power generation facilities, their equipment and devices in work as a part of power supply system;

requirements to relay protection and automatic equipment of different types and its functioning as a part of power supply system;

rules of development and approval of schemes of issue of capacity of facilities for production of electrical energy and schemes of external electric utility service of power receiving devices of consumers of electrical energy.

3. To the Ministry of Energy of the Russian Federation in coordination with Federal Service for Environmental, Technological and Nuclear Supervision in 12-month time to develop and approve:

rules of technical operation of power plants and networks of the Russian Federation;

User Rules for Operating Electrical Equipment of electrical energy;

rules of work with personnel in the organizations of power industry of the Russian Federation.

4. This resolution becomes effective from the date of its official publication.

Russian Prime Minister

D. Medvedev

Approved by the Order of the Government of the Russian Federation of August 13, 2018 No. 937

Rules of technology functioning of electric utility systems

I. General provisions

1. These rules are established:

procedure for technology functioning of Power pool system of Russia and technology isolated territorial electric utility systems;

procedure and conditions of ensuring parallel work of power generation facilities and the power accepting installations of consumers of electrical energy as a part of electric utility system (further - power supply system), general requirements to development planning of power supply system, planning and management of operating modes of power supply systems, the organization and implementation of supervisory control in power industry (further - supervisory control) and operational and technology management;

general terms of interaction of subjects of power industry and consumers of electrical energy for the purpose of ensuring reliability and stability of power supply system, high-quality and reliable supply of consumers with electrical energy;

general system requirements to relay protection and automatic equipment, power lines, the equipment of power plants and networks, electroinstallations of consumers of electrical energy as to elements of power supply system, the organization and implementation of their operation which accomplishment is necessary for ensuring technology compatibility of the specified elements of power supply system, ensuring reliability and stability of power supply system, possibility of reliable and safe work of power generation facilities and the power accepting installations in its structure.

2. These rules extend on:

subjects of power industry and consumers of electrical energy who own on the property right or other legal cause the objects of electric grid economy which are part of power supply system class of voltage of 35 kilovolts and above (for the objects of electric grid economy which are part of technology isolated territorial electric utility systems - irrespective of class of tension of such objects) and (or) facilities for production of electrical energy (further - owners of power generation facilities);

consumers of electrical energy whose power accepting installations are connected under operation of antiemergency automatic equipment and (or) are included in schedules of emergency restriction of the mode of consumption of electrical energy and capacity, and the consumers of electrical energy owning on the property right or other legal cause the power accepting installations by the maximum capacity of 5 megawatts or more which change of loading of the power accepting installations is referred to subjects to scheduling of the subject of supervisory control (further - the consumers participating in antiemergency control);

the system operator and subjects of supervisory control in technology isolated territorial electric utility systems;

the guaranteeing suppliers, the power sales, power supplying organizations, the organizations performing export-import transactions on purchase and sale of electrical energy (capacity);

project organizations.

Provisions of these rules extend also to subjects of power industry and the consumers of electrical energy owning on the property right or other legal cause by the power generation facilities which are part of power supply system irrespective of their class of tension including objects of electric grid economy class of voltage below 35 kilovolts, and also to other consumers of electrical energy who are not specified in paragraph three of this Item in the cases established by these rules.

3. The concepts used in these rules mean the following:

"abnormally permissible current load" - the greatest value of current loading of power line, the power grid or generating equipment for certain temperature conditions and values of other influencing factors exceeding is long admissible values taking into account the permitted exceeding duration;

"abnormally admissible overflow of active capacity" - the greatest value of admissible overflow of active capacity in controlled section in the forced mode;

"administrative technicians" - workers (leading employees and specialists) to whom obligations on the organization of technical and operational servicing, carrying out repair, installation and adjustment work in electroinstallations are assigned;

"algorithm of functioning of the device of relay protection and automatic equipment" - the logical order of interaction of functions (blocking) in the device of relay protection and automatic equipment determining the principle of its action;

"algorithm of functioning of complex of relay protection and automatic equipment" - logical order of interaction of devices of relay protection and automatic equipment entering this complex allowing to carry out tasks, on it assigned;

"the asynchronous mode" - the emergency operation of power supply system which is characterized by nonsynchronous rotation of part of generators of power supply system;

"balance of capacity of power supply system" - the system of indicators characterizing ratio between consumption and generation of capacity of power supply system taking into account capacity overflows from other power supply systems or in the direction of other power supply systems;

"balance of electrical energy of power supply system" - the system of indicators characterizing compliance of consumption of electrical energy in power supply system, its expense on own needs and losses in power networks to the size of development of electrical energy in power supply system taking into account capacity overflows from other power supply systems and in the direction of other power supply systems;

"the verified settlement model" - the settlement model providing adequate modeling of the electrical power modes and processes happening in power supply systems;

"the temporary normal scheme of electric connections of power generation facility" - the scheme of electric connections of power generation facility on which all switching devices and the grounding disconnectors are represented in the provision corresponding to their normal switching provision on the forthcoming stage of lifecycle of the under construction (reconstructed) power generation facility;

"service equipment" - the equipment intended for ensuring operability of the capital equipment;

"support personnel" - the workers of auxiliary professions performing work in zone of the operating power stations;

"secondary regulation of frequency and overflows of active capacity" - process of automatic or operational change of active capacity of the generating equipment for recovery of preset value of frequency or preset value of external overflow of field of regulation;

"the forced mode of power supply system" - the electrical power mode of power supply system which is characterized by reduced inventories of stability in the normal mode and possibility of violation of stability in postemergency operation;

"dynamic stability" - capability of power supply system to return to the set mode after considerable indignations without transition to the asynchronous mode;

"dispatching personnel" - the workers of the subject of supervisory control in power industry (dispatchers) authorized when implementing supervisory control in power industry on behalf of the subject of supervisory control in power industry to give dispatching teams, obligatory for execution, and permission or to perform change of technology operating mode and operational condition of subjects to scheduling, directly influencing them with use of means of remote control, under management of the electrical power mode of power supply system;

"dispatch center" - set of structural units and divisions of the organization - the subject of supervisory control in power industry, the accomplishment of tasks and functions of supervisory control providing within the operational zone assigned within his powers industry;

"dispatching maintaining" - the organization of management of the electrical power mode of power supply system under which technology working hours or operational condition of power generation facilities, the power accepting installations of consumers of electrical energy, the equipment and devices change only in coordination with dispatch center (with the permission of the dispatcher of dispatch center);

"dispatching management" - the organization of management of the electrical power mode of power supply system under which technology working hours or operational condition of power generation facilities, the power accepting installations of consumers of electrical energy, the equipment and devices change only on dispatching dispatcher command of dispatch center or by direct impact on technology operating mode or operational condition of subjects to scheduling with use of means of remote control from dispatch center;

"it is long permissible current load" - the greatest current loading of power line, the power grid or generating equipment, work with which can be carried out without restriction of time in case of certain parameters of the cooling circles and values of other influencing factors;

"the doavariyny mode of power supply system" - the set electrical power mode of power supply system before emergence of emergency indignation;

"survivability" - capability of power supply system (power generation facility) in general to keep the working capacity after substandard indignations;

"zone of operational responsibility" - structure of the power generation facilities belonging to the owner or other legal owner concerning whom it performs operational servicing, including functions of operational and technology management;

"complex of relay protection and automatic equipment" - set of the devices of antiemergency or regime automatic equipment interacting among themselves intended for accomplishment of the interconnected functions;

"controlled section" - set of the power lines and other elements of network determined by dispatch center of the subject of supervisory control, overflows of active capacity on which are controlled and regulated for the purpose of ensuring stability of power supply system and admissible operating modes of power lines and the equipment;

"the most admissible overflow of active capacity" - the greatest value of admissible overflow of active capacity in controlled section in the normal mode;

"not issued capacity reserve" - part of the rotating and cold reserve of capacity on loading and reserve of capacity of hydroelectric power stations which use is impossible owing to variation of parameters of electrical power operating mode of power supply system from admissible values;

"the normal scheme of electric connections of power generation facility" - the image of electric connections of power generation facility on which all switching devices and the grounding disconnectors are represented in the provision corresponding to their accepted normal switching provision;

"the normal scheme of electric connections of the power generation facilities entering operational zone of dispatch center" - the image of power generation facilities of power supply system and communications between them on which all switching offices and the grounding disconnectors of power generation facilities are represented in the provision corresponding to their accepted normal switching provision;

"the normal mode of power supply system" - the electrical power mode of power supply system in case of which values of technical parameters of the mode of power supply system are in limits it is long admissible values, there are reserves of capacity and fuel reserves at power plants, electric utility service of the power accepting installations of consumers of electrical energy is provided;

"normative indignation" - emergency indignation which accounting is necessary when carrying out calculations of stability of power supply system;

"the normalized primary regulation of frequency" - primary regulation performed by the allocated generating equipment within the set reserves of primary regulation with characteristics (parameters) set for the normalized primary regulation of frequency;

"the field of regulation" - synchronous zone in which regulation of frequency of electric current, or part of synchronous zone in which regulation of external overflow of active capacity is performed is performed;

"general primary regulation of frequency" - primary regulation performed by the generating equipment within the reserves of primary regulation which are available at present with characteristics (parameters) set for general primary regulation of frequency;

"integrated power system" - set of several territorial power supply systems;

"subjects to scheduling" - power lines, the equipment of power plants and power networks, devices of relay protection and automatic equipment, means of dispatching and technology management, operational and information complexes, other equipment of power generation facilities which technology operating mode and operational condition influence or can influence the electrical power mode of power supply system in operational zone of dispatch center, and also the parameters of technology operating mode of the equipment in operational zone of dispatch center included by dispatch center in the list of such objects with their distribution on method of management (maintaining);

"capacity limitations" - the size of the forced underexploitation of installed capacity of power plant which is not connected with conclusion in repair, preservation or forced idle time of the capital equipment and service equipment;

"operational maintenance force" - workers from among maintenance force with the right of direct impact to the controls of the equipment and devices of relay protection and automatic equipment performing operational servicing of the electroinstallations assigned to them;

"operation personnel" - the workers of subjects of power industry (consumers of electrical energy) authorized by them when implementing operational and technology management on implementation in accordance with the established procedure of actions for change of technology operating mode and operational condition of power lines, the equipment and devices (including with use of means of remote control) on the power generation facilities (the power accepting installations) belonging to such subjects of power industry (consumers of electrical energy) on the property right or other legal cause or in the cases established by the legislation on power industry - on power generation facilities and the power accepting installations belonging to the third parties, and also on coordination of the specified actions;

"operational zone" - the territory in which borders power generation facilities and the power accepting installations of consumers of electrical energy which control of the interconnected technology operating modes is exercised by dispatch center are located;

"capital equipment" - the equipment intended for accomplishment of the basic engineering procedures and directly involved for accomplishment of the main production function of power generation facility. For the purposes of application of these rules the equipment is subdivided into the capital energy equipment which part the steam turbine, the water-wheel, the gas turbine, boilers, coppers utilizers, hydrogenerators, turbogenerators, wind power installations, photo-electric solar modules, nuclear steam-generating installation, and the capital electrotechnical equipment which part power autotransformers and transformers, systems (section) of tires, switches, means of compensation of reactive capacity, converting installations are are;

"settings of complex of relay protection and automatic equipment" - set of settings of devices of relay protection and automatic equipment entering this complex;

"settings of the device of relay protection and automatic equipment" - the changeable sizes in the device of relay protection and automatic equipment determining structure and logic of work of separate functions (blocking), or the admissible range and step of change of sizes providing functioning of the device of relay protection and automatic equipment according to the set algorithm;

"primary regulation of frequency" - the process of automatic change of capacity of the generating equipment under the influence of primary regulators caused by change of frequency and directed to reduction of this change;

"the transitional mode of power supply system" - the electrical power mode arising upon the transition from one set mode to other set mode caused by emergency or other indignations in case of change of technology operating mode or operational condition of power generation facilities and the power accepting installations;

"postemergency operation of power supply system" - the set electrical power mode of power supply system which is characterized by the parameters which developed after completion of the transition process caused by emergency indignation;

"consumption of electrical energy (capacity) of power supply system" - the total size of expense of electrical energy (capacity) for needs of consumers of electrical energy, own, production and (or) economic needs of power plants and substations and expense of electrical energy (capacity) by its transfer on power networks (losses of electrical energy (capacity) in power networks) determined in power supply system borders as the amount of production volume of electrical energy (loading) of all power plants of power supply system and size of balance of overflows of electrical energy (capacity) of power supply system;

"antiemergency automatic equipment" - set of the devices providing measurement and processing of parameters of the electrical power mode of power supply system, information transfer and teams of management and realization of corrective actions according to the set algorithms and setup for identification, prevention of development and liquidation of emergency operation of power supply system;

"working power of the power plant" - the maximum capacity ready to execution of loading determined as the available capacity of power plant reduced by the size of available capacity of the generating equipment removed in repair, preservation and forced idle time;

"available capacity of the generating equipment" - the installed capacity of the generating equipment reduced by the size of restrictions of installed capacity or increased by size it is long admissible excess over the rated power of separate types of turbine units;

"registrars of emergency events and processes" - registrars of emergency events, registrars of monitoring system of transition processes, devices of determination of the place of damage on power lines;

"the adjusting range" - interval of permissible loads of the generating equipment on active and reactive capacity for normal conditions of its operation under which parameters of the generating equipment are in admissible limits;

"regime automatic equipment" - set of the devices providing measurement and processing of parameters of the electrical power mode of power supply system, information transfer and teams of management and realization of corrective actions according to the set algorithms and setup for regulation of parameters of the mode of power supply system (frequency of electric current, tension, active and reactive capacity);

"reserve of secondary regulation" - part of the adjusting range of the generating equipment on loading or on unloading, used for secondary regulation of frequency and overflows of active capacity;

"reserve of primary regulation" - the maximum size of the guaranteed change of active capacity of the generating equipment on loading or on unloading respectively during the lowering or increase in frequency of rather preset value;

"reserve of tertiary regulation" - part of the adjusting range of the generating equipment on loading or on unloading, used for tertiary regulation of capacity;

"relay protection" - set of the devices intended for automatic identification of short circuits, short circuits on the earth and other abnormal operating modes of power lines and the equipment which can lead to their damage and (or) violation of stability of power supply system, forming of corrective actions on shutdown of switching devices for the purpose of disconnection of these power lines and the equipment from power supply system, forming of warning signals;

"relay protection and automatic equipment" - relay protection, network automatic equipment, antiemergency automatic equipment, regime automatic equipment, registrars of emergency events and processes, technology automatic equipment of power generation facilities;

"maintenance force" - the workers connected with maintenance, repair, adjustment and testing of power stations;

"network automatic equipment" - set of the devices realizing functions of automatic repeated inclusion, automatic input of reserve, the automatic advancing division of network;

"synchronous zone" - set of synchronously working generating equipment and the power accepting installations of the consumers having the general frequency of electric current;

"means of dispatching and technology management" - set of the technical means providing collection and information transfer, necessary for functioning of the automated systems of dispatching management and the automated systems of technology management and also used under the organization of telephone communication for operational negotiations;

"static stability" - capability of power supply system to return to the set mode after his small indignations in case of which changes of parameters are incommensurably small in comparison with values of these parameters;

"territorial power supply system" - the power supply system located within the territory of one or several subjects of the Russian Federation;

"technical minimum" - lower limit of the adjusting range of active capacity of the generating equipment for which achievement change of structure of the working capital equipment and the service equipment and shutdown of automatic control are allowed;

"technology automatic equipment" - complex technical and the software intended for management automation by engineering procedures on power generation facility;

"technology minimum" - lower limit of the adjusting range of active capacity of the generating equipment proceeding from requirements of its work in case of structure of the service equipment, minimum admissible for this operating mode, and preserving automatic control or separate regulators;

"technology operating mode" - the process proceeding in power lines, the equipment, devices of power generation facility or the power accepting installation of the consumer of electrical energy and condition of this object or installation, including settings of complexes and devices of relay protection and automatic equipment;

"technology maintaining" - the confirmation of possibility of change of technology operating mode or operational condition of power lines, the equipment and devices performed by operation personnel;

"technology management" - the coordination of actions for change of technology operating mode or operational condition of power lines, the equipment and devices and (or) actions which are carried out by operation personnel with use of means of remote control or is direct on power generation facilities or the power accepting installations of consumers of electrical energy, excepting cases when these operations are performed according to dispatching team or are coordinated by operation personnel;

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