CN212390345U - High-efficient compression heat pump energy storage peak shaving system of thermal power plant coupling - Google Patents
High-efficient compression heat pump energy storage peak shaving system of thermal power plant coupling Download PDFInfo
- Publication number
- CN212390345U CN212390345U CN202022070291.5U CN202022070291U CN212390345U CN 212390345 U CN212390345 U CN 212390345U CN 202022070291 U CN202022070291 U CN 202022070291U CN 212390345 U CN212390345 U CN 212390345U
- Authority
- CN
- China
- Prior art keywords
- heat
- communicated
- heat exchanger
- inlet
- outlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
Landscapes
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The utility model discloses a high-efficient compression heat pump energy storage peak shaving system of thermal power plant coupling, including boiler, turbine, generator, switch, compressor, freon-gas heater, condensation heat exchanger, air compressor machine, choke valve, evaporation heat exchanger, output pipeline, mixing collection case, heat supply network return water storage tank and heat supply network water storage tank, this system can satisfy the nimble degree of depth requirement of peak shaving of thermal power plant's unit, and has the higher characteristics of security, economic nature.
Description
Technical Field
The utility model belongs to the degree of depth peak shaving field of thermal power plant relates to a high-efficient compression heat pump energy storage peak shaving system of thermal power plant coupling.
Background
With the change of national power policy in recent years, the main functions of the thermal power plant are changed at the same time, and the main power of power supply is changed into the main power of power supply to participate in the deep peak regulation in cooperation with a power grid. Meanwhile, the policy of subsidizing the electricity price of the advanced peak regulation of the national platform greatly stimulates the enthusiasm of the thermal power plant for carrying out the advanced peak regulation reconstruction of the unit. At present, thermal power faces the risk of excess of productivity and structurality, and new energy faces great consumption pressure. The thermal power is bound to give way for new energy development. Thermal power generating units are subject to deep peaking. For the 'three north' area, the wind-fire contradiction of the heating period is particularly prominent, the period with the best wind power resource is the winter heating period, in addition, the proportion of the provincial thermoelectric units is too high, peak-shaving power sources of other categories are relatively deficient, the continuously increased heating demand and the continuously increased clean energy installation are caused, and the peak-shaving space is very limited. Particularly, in northeast regions, most thermal power is combined heat and power generation units, the peak regulation capacity is only 10%, new energy storage consumption and new energy increment development are influenced, and a hard gap of the peak regulation capacity causes severe electricity limitation of new energy in partial regions, so that the thermoelectric units can realize deep peak regulation only through transformation.
At present, a unit participating in deep peak shaving runs for a long time deviating from a design value, so that the safety and the economy of the unit are reduced. From the technology and the practice of transformation, the transformed unit has the safety problems of boiler low-load stable combustion and hydrodynamic circulation, the full-load investment of a denitration device and the low-load cooling of a steam turbine, the flexibility problem of a control system during long-term low load and quick load change, the problem of equipment operation cycle and service life attenuation, the problems of heat supply unit thermoelectric decoupling and the like to different degrees, and further attack, optimization and solution are needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a high-efficient compression heat pump energy storage peak shaving system of thermal power plant coupling, this system can satisfy the nimble requirement of degree of depth peak shaving of thermal power plant unit, and has the higher characteristics of security, economic nature.
In order to achieve the purpose, the thermal power plant coupling high-efficiency compression type heat pump energy storage peak shaving system comprises a boiler, a turbine, a generator, a power switch, a compressor, a Freon-flue gas heat exchanger, a condensation heat exchanger, an air compressor, a throttle valve, an evaporation heat exchanger, an output pipeline, a mixing collection box, a heat supply network backwater water storage tank and a heat supply network water supply water storage tank;
a high-temperature superheater, a low-temperature superheater, an economizer and an SCR (selective catalytic reduction) denitration device are sequentially arranged in the flow direction of flue gas in a tail flue of the boiler, the outlet of the high-temperature superheater is communicated with the inlet of a turbine, the output shaft of the turbine is connected with the driving shaft of a generator, and the output end of the generator is connected with a compressor through a power switch;
a smoke exhaust port and a smoke inlet are arranged on the tail flue, wherein the smoke exhaust port is positioned between the high-temperature superheater and the low-temperature superheater, the outlet of the smoke exhaust port is communicated with the heat release side inlet of the Freon-smoke heat exchanger, the heat release side outlet of the Freon-smoke heat exchanger is communicated with the smoke inlet, and the smoke inlet is positioned between the economizer and the SCR denitration device;
the outlet of the compressor is communicated with the inlet of the air compressor through the heat absorption side of the Freon-flue gas heat exchanger and the heat discharge side of the condensation heat exchanger, the outlet of the air compressor is communicated with the heat absorption side inlet of the evaporation heat exchanger through the throttle valve, and the heat absorption side outlet of the evaporation heat exchanger is communicated with the inlet of the compressor;
the circulating cooling water outlet of the condenser is communicated with the heat releasing side inlet of the evaporation heat exchanger, the heat absorbing side outlet of the evaporation heat exchanger is divided into two paths, one path is communicated with the output pipeline, the other path is communicated with the inlet of the mixing header, the outlet of the heat network return water storage tank is communicated with the inlet of the mixing header, the outlet of the mixing header is communicated with the heat absorbing side inlet of the condensation heat exchanger, and the heat absorbing side outlet of the condensation heat exchanger is communicated with the inlet of the heat network water supply storage tank.
The outlet of the smoke exhaust port is communicated with the heat release side inlet of the Freon-smoke heat exchanger through a #1 electric gate valve and a high-temperature high-pressure fan.
The heat release side outlet of the Freon-flue gas heat exchanger is communicated with the flue gas inlet through a #2 electric gate valve.
The air compressor is a piston type air compressor.
The outlet of the heat absorption side of the evaporation heat exchanger is divided into two paths after passing through the #1 electric regulating valve, wherein one path is communicated with the output pipeline, and the other path is communicated with the inlet of the mixing header through the #2 electric regulating valve and the circulating water pump.
The heat supply network backwater circulating pump and the heat supply network water supply circulating pump are also included, and the outlet of the heat supply network backwater circulating pump is communicated with the inlet of the heat supply network backwater water storage tank; the outlet of the heat supply network water storage tank is communicated with the heat supply network water supply circulating pump.
And a circulating cooling water outlet of the condenser is communicated with a heat release side inlet of the evaporative heat exchanger through a condenser circulating water pump.
The utility model discloses following beneficial effect has:
high-efficient compression heat pump energy storage peak shaving system of thermal power plant coupling when concrete operation, when the unit need carry out degree of depth peak shaving, then closed switch, the compressor begins work, draw forth high temperature flue gas all the way from the afterbody flue of boiler, then pass through freon-gas heater with the heat of high temperature flue gas, condensation heat exchanger and evaporation heat exchanger are saved in heat supply network water storage tank, with the steam volume that reduces to enter into in the steam turbine, reduce the generated energy of generator then, provide the power for the compressor through the generator simultaneously, reduce external power supply volume. When the demand of power generation and power supply of the thermal power generating unit is increased, the power switch is switched off, the compressor stops working, the boiler operates independently to generate power, the heat supply required in the stage supplies heat through the heat stored in the heat supply network water supply and storage tank, air exhaust is reduced, the generated energy is improved, the demand of heat supply is met, the demand of flexible and deep peak regulation of the thermal power generating unit is met, the system is simple, the energy utilization efficiency is high, the potential of deep peak regulation is high, and meanwhile, the safety and the economical efficiency are high.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Wherein, 1 is a boiler, 2 is a high-temperature superheater, 3 is a low-temperature superheater, 4 is an economizer, 5 is a turbine, 6 is a generator, 7 is a power switch, 8 is a compressor, 9 is a Freon-flue gas heat exchanger, 10 is a condensing heat exchanger, 11 is a piston type air compressor, 12 is a throttle valve, 13 is an evaporating heat exchanger, 14 is a #1 electric gate valve, 15 is a high-temperature high-pressure fan, 16 is a #2 electric gate valve, 17 is a heat supply network water supply water storage tank, 18 is a heat supply network water supply circulating pump, 19 is a heat supply network return water storage tank, 20 is a heat supply network return water circulating pump, 21 is a #1 electric regulating valve, 22 is a #2 electric regulating valve, 23 is a circulating water pump, 24 is a mixing collection box, and 25 is a coagulator.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
referring to fig. 1, the thermal power plant coupling high-efficiency compression type heat pump energy storage peak shaving system of the present invention includes a boiler 1, a turbine 5, a generator 6, a power switch 7, a compressor 8, a freon-flue gas heat exchanger 9, a condensing heat exchanger 10, an air compressor 11, a throttle valve 12, an evaporating heat exchanger 13, an output pipeline, a mixing header 24, a heat supply network backwater water storage tank 19 and a heat supply network water supply water storage tank 17; a high-temperature superheater 2, a low-temperature superheater 3, an economizer 4 and an SCR denitration device are sequentially arranged in the flow direction of flue gas in a tail flue of a boiler 1, the outlet of the high-temperature superheater 2 is communicated with the inlet of a turbine 5, the output shaft of the turbine 5 is connected with the driving shaft of a generator 6, and the output end of the generator 6 is connected with a compressor 8 through a power switch 7; a smoke exhaust port and a smoke inlet are arranged on the tail flue, wherein the smoke exhaust port is positioned between the high-temperature superheater 2 and the low-temperature superheater 3, the outlet of the smoke exhaust port is communicated with the heat release side inlet of the Freon-smoke heat exchanger 9, the heat release side outlet of the Freon-smoke heat exchanger 9 is communicated with the smoke inlet, and the smoke inlet is positioned between the economizer 4 and the SCR denitration device; the outlet of the compressor 8 is communicated with the inlet of an air compressor 11 through the heat absorption side of a Freon-flue gas heat exchanger 9 and the heat release side of a condensation heat exchanger 10, the outlet of the air compressor 11 is communicated with the heat absorption side inlet of an evaporation heat exchanger 13 through a throttle valve 12, and the heat absorption side outlet of the evaporation heat exchanger 13 is communicated with the inlet of the compressor 8; the circulating cooling water outlet of the condenser is communicated with the heat release side inlet of the evaporation heat exchanger 13, the heat absorption side outlet of the evaporation heat exchanger 13 is divided into two paths, one path is communicated with the output pipeline, the other path is communicated with the inlet of the mixing header 24, the outlet of the heat supply network backwater water storage tank 19 is communicated with the inlet of the mixing header 24, the outlet of the mixing header 24 is communicated with the heat absorption side inlet of the condensation heat exchanger 10, and the heat absorption side outlet of the condensation heat exchanger 10 is communicated with the inlet of the heat supply network water storage tank 17.
The outlet of the smoke exhaust port is communicated with the heat release side inlet of the Freon-smoke heat exchanger 9 through a #1 electric gate valve 14 and a high-temperature high-pressure fan 15; the outlet of the heat release side of the Freon-flue gas heat exchanger 9 is communicated with the flue gas inlet through a #2 electric gate valve 16.
The outlet of the heat absorption side of the evaporation heat exchanger 13 is divided into two paths after passing through a #1 electric regulating valve 21, wherein one path is communicated with an output pipeline, and the other path is communicated with the inlet of a mixing header 24 through a #2 electric regulating valve 22 and a circulating water pump 23.
The utility model also comprises a heat supply network backwater circulating pump 20 and a heat supply network water supply circulating pump 18, wherein the outlet of the heat supply network backwater circulating pump 20 is communicated with the inlet of the heat supply network backwater water storage tank 19; the outlet of the heat supply network water storage tank 17 is communicated with a heat supply network water circulating pump 18.
The circulating cooling water outlet of the condenser is communicated with the heat release side inlet of the evaporative heat exchanger 13 through a condenser circulating water pump 25, and the air compressor 11 is a piston type air compressor.
The utility model discloses a concrete working process does:
when the thermal power unit needs deep peak regulation, the power switch 7 is closed, the compressor 8 is powered on to work, high-temperature flue gas is extracted through the smoke exhaust port and sent into the Freon-flue gas heat exchanger 9 to release heat, Freon output by the compressor 8 enters the Freon-flue gas heat exchanger 9 to be reheated at equal pressure, the flue gas after heat release enters the tail flue and then enters the SCR denitration device to be subjected to denitration treatment, so that heat absorption of the low-temperature superheater 3 and the economizer 4 is reduced, evaporation capacity and generating capacity of the boiler 1 are reduced, peak regulation of the boiler 1 is achieved, auxiliary electricity is increased through operation of the compressor 8, electric quantity provided to the outside is reduced, and peak regulation of the boiler 1 is achieved;
the high-temperature and high-pressure medium output by the Freon-flue gas heat exchanger 9 enters the condensation heat exchanger 10 to release heat, the return water of the heat supply network and the cooling water output by the heat release side of the evaporation heat exchanger 13 are mixed in the mixing header 24, then enter the condensation heat exchanger 10 to absorb heat, and then are stored in the water supply and storage tank 17 of the heat supply network; freon output from the heat release side of the condensation heat exchanger 10 enters an air compressor 11, a piston is pushed by high pressure, high-pressure air is converted for energy storage, and then the high-pressure air is decompressed by a throttle valve 12 and enters an evaporation heat exchanger 13 for heat exchange with circulating cooling water so as to absorb a low-grade heat source in the circulating cooling water;
when the power generation and supply requirements of the thermal power generating unit are increased, the power switch 7 is switched off, the boiler 1 operates independently to generate power, and at the moment, the required heat supply amount supplies heat through the heat stored in the heat supply network water supply and storage tank 17, so that air extraction is reduced, and the generated energy is improved.
Example one
The specific operation process of this embodiment is as follows:
when the thermal power generating unit needs deep peak shaving, opening a #1 electric gate valve 14 and a #2 electric gate valve 16, and starting a high-temperature high-pressure fan 15; closing the power switch 7 to electrify the compressor 8 for work; starting a heat supply network backwater circulating pump 20 and the heat supply network backwater circulating pump 20; the coalescer circulating water pump 25 was started and the #1 electric control valve 21 was opened.
When the peak load of the unit required by the power grid is 30%, the operation load of the boiler 1 can reach 40%, the redundant 10% of heat and the generated energy are stored and efficiently utilized through an efficient compression pump system, namely 5-10% of 600 ℃ high-temperature flue gas is extracted through a high-temperature high-pressure fan 15 and sent into a Freon-flue gas heat exchanger 9 to release heat, 2MPa and 150 ℃ Freon output by a compressor 8 enters the Freon-flue gas heat exchanger 9 to be isobaric and reheated to 250 ℃, the released flue gas enters a tail flue, and then enters an SCR denitration device to be subjected to denitration treatment, so that heat absorption of a low-temperature superheater 3 and an economizer 4 is reduced, the evaporation capacity and the generated energy of the boiler 1 are reduced, and the peak load regulation of the boiler 1 is realized. On the other hand, the service power is increased through the operation of the compressor 8, the electric quantity provided to the outside is reduced, and the peak regulation of the boiler 1 is realized;
250 ℃ and 2MPa high-temperature high-pressure medium output by the Freon-flue gas heat exchanger 9 enters the condensation heat exchanger 10 to release heat, the return water of the heat supply network at 45 ℃ and the water at 10 ℃ output by the circulating water pump 23 are mixed in the mixing header 24 and then enter the condensation heat exchanger 10 to absorb heat, and the water is heated to 95 ℃ and then stored in the water supply and storage tank 17 of the heat supply network; the Freon with the temperature of 60 ℃ and the pressure of 2MPa output from the heat release side of the condensation heat exchanger 10 enters an air compressor 11, a piston is pushed by high pressure to convert high-pressure air for energy storage, then the working medium is regulated to 0.1MPa and 0 ℃ through a throttle valve 12, and then the working medium is sent to an evaporation heat exchanger 13 to exchange heat with circulating cooling water so as to absorb a low-grade heat source in the circulating cooling water, and the temperature of the cooling water is reduced to 10 ℃ from 25 ℃.
When the power generation and supply requirements of the thermal power generating unit are increased, the power switch 7 is switched off, the boiler 1 operates independently to generate power, the heat supply required in the stage supplies heat through the heat stored in the heat supply network water supply and storage tank 17, air suction is reduced, and the generated energy is improved.
In addition, need explain, the utility model provides high freon's parameter in heat pump system has reduced condenser heat exchanger import temperature, has set up piston air compressor machine simultaneously for heat pump efficiency coefficient COP improves greatly.
Claims (7)
1. A thermal power plant coupling efficient compression type heat pump energy storage peak shaving system is characterized by comprising a boiler (1), a turbine (5), a generator (6), a power switch (7), a compressor (8), a Freon-flue gas heat exchanger (9), a condensation heat exchanger (10), an air compressor (11), a throttle valve (12), an evaporation heat exchanger (13), an output pipeline, a mixing collection box (24), a heat supply network backwater water storage tank (19) and a heat supply network water supply water storage tank (17);
a high-temperature superheater (2), a low-temperature superheater (3), an economizer (4) and an SCR (selective catalytic reduction) denitration device are sequentially arranged in the flow direction of flue gas in a tail flue of a boiler (1), the outlet of the high-temperature superheater (2) is communicated with the inlet of a turbine (5), the output shaft of the turbine (5) is connected with the driving shaft of a generator (6), and the output end of the generator (6) is connected with a compressor (8) through a power switch (7);
a smoke exhaust port and a smoke inlet are arranged on the tail flue, wherein the smoke exhaust port is positioned between the high-temperature superheater (2) and the low-temperature superheater (3), the outlet of the smoke exhaust port is communicated with the heat release side inlet of the Freon-smoke heat exchanger (9), the heat release side outlet of the Freon-smoke heat exchanger (9) is communicated with the smoke inlet, and the smoke inlet is positioned between the economizer (4) and the SCR denitration device;
the outlet of the compressor (8) is communicated with the inlet of an air compressor (11) through the heat absorption side of a Freon-flue gas heat exchanger (9) and the heat release side of a condensation heat exchanger (10), the outlet of the air compressor (11) is communicated with the heat absorption side inlet of an evaporation heat exchanger (13) through a throttle valve (12), and the heat absorption side outlet of the evaporation heat exchanger (13) is communicated with the inlet of the compressor (8);
the circulating cooling water outlet of the condenser is communicated with the heat release side inlet of the evaporation heat exchanger (13), the heat absorption side outlet of the evaporation heat exchanger (13) is divided into two paths, one path is communicated with the output pipeline, the other path is communicated with the inlet of the mixing header (24), the outlet of the heat supply network backwater water storage tank (19) is communicated with the inlet of the mixing header (24), the outlet of the mixing header (24) is communicated with the heat absorption side inlet of the condensation heat exchanger (10), and the heat absorption side outlet of the condensation heat exchanger (10) is communicated with the inlet of the heat supply network water storage tank (17).
2. The coupled high-efficiency compression heat pump energy storage and peak regulation system of the thermal power plant as claimed in claim 1, wherein the outlet of the smoke exhaust port is communicated with the heat release side inlet of the Freon-smoke heat exchanger (9) through a #1 electric gate valve (14) and a high-temperature high-pressure fan (15).
3. The thermal power plant coupled efficient compression heat pump energy storage peak shaving system according to claim 1, characterized in that the heat release side outlet of the freon-flue gas heat exchanger (9) is communicated with the flue gas inlet through a #2 electric gate valve (16).
4. The coupled high-efficiency compression heat pump energy storage and peak regulation system of the thermal power plant as claimed in claim 1, characterized in that the air compressor (11) is a piston type air compressor.
5. The coupled high-efficiency compression heat pump energy storage and peak regulation system of a thermal power plant as claimed in claim 1, characterized in that the outlet of the heat absorption side of the evaporation heat exchanger (13) is divided into two paths after passing through a #1 electric regulating valve (21), wherein one path is communicated with the output pipeline, and the other path is communicated with the inlet of the mixing header (24) through a #2 electric regulating valve (22) and a circulating water pump (23).
6. The thermal power plant coupling efficient compression heat pump energy storage peak shaving system according to claim 1, further comprising a heat supply network return water circulating pump (20) and a heat supply network water supply circulating pump (18), wherein an outlet of the heat supply network return water circulating pump (20) is communicated with an inlet of a heat supply network return water storage tank (19); the outlet of the heat supply network water supply storage tank (17) is communicated with a heat supply network water supply circulating pump (18).
7. The thermal power plant coupled high-efficiency compression heat pump energy storage and peak regulation system as claimed in claim 1, characterized in that a circulating cooling water outlet of the condenser is communicated with a heat release side inlet of the evaporative heat exchanger (13) through a condenser circulating water pump (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022070291.5U CN212390345U (en) | 2020-09-18 | 2020-09-18 | High-efficient compression heat pump energy storage peak shaving system of thermal power plant coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022070291.5U CN212390345U (en) | 2020-09-18 | 2020-09-18 | High-efficient compression heat pump energy storage peak shaving system of thermal power plant coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212390345U true CN212390345U (en) | 2021-01-22 |
Family
ID=74252921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022070291.5U Active CN212390345U (en) | 2020-09-18 | 2020-09-18 | High-efficient compression heat pump energy storage peak shaving system of thermal power plant coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212390345U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022056990A1 (en) * | 2020-09-18 | 2022-03-24 | 西安热工研究院有限公司 | Combined highly-efficient compression heat pump energy storage and peak regulation system and method for use with thermal power plant |
-
2020
- 2020-09-18 CN CN202022070291.5U patent/CN212390345U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022056990A1 (en) * | 2020-09-18 | 2022-03-24 | 西安热工研究院有限公司 | Combined highly-efficient compression heat pump energy storage and peak regulation system and method for use with thermal power plant |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111964035A (en) | Thermal power plant coupling efficient compression type heat pump energy storage peak shaving system and method | |
| CN112855293B (en) | Integrated heat storage industrial steam supply cogeneration peak shaving frequency modulation system and operation method | |
| CN102878603B (en) | Gas-steam circulation combined double-stage coupling heat pump heat supply device | |
| CN108625911B (en) | Thermodynamic system for improving electric output adjusting capacity of heat supply unit | |
| CN202867001U (en) | Distributed cooling, heating and power combined supply system for small-sized combustion gas turbines | |
| CN111928228A (en) | Power station boiler high-temperature flue gas coupling reheat steam heat storage deep peak regulation system and method | |
| CN108224535A (en) | A kind of thermal power plant's cogeneration of heat and power and compressed-air energy storage complementation integrated system | |
| CN112611010B (en) | Adjusting method of flexible adjusting system for power generation load of multi-heat-source cogeneration unit | |
| CN215170241U (en) | Energy storage peak regulation coupling system of thermal power plant | |
| CN111852595A (en) | Efficient thermal power plant deep peak regulation system and method | |
| CN103775211A (en) | Distribution type combined cooling, heating and power supply system for active regulation-control type combustion gas turbine | |
| CN112392626A (en) | Waste heat comprehensive energy recovery device for diesel engine | |
| CN110567026B (en) | Thermoelectric decoupling system of heat storage tank coupling absorption heat pump and operation method | |
| CN212390345U (en) | High-efficient compression heat pump energy storage peak shaving system of thermal power plant coupling | |
| CN113090509A (en) | Compressed air energy storage coupled thermal power generating unit deep peak shaving system and method | |
| CN102278205A (en) | Combined cycle method capable of being used for distributed air and fuel humidified gas turbine | |
| CN201723313U (en) | Gas turbine combined cycling device for distributed air and fuel humidification | |
| CN112983565A (en) | Thermal power generating unit steam extraction auxiliary frequency modulation peak regulation system based on heat storage | |
| CN210179723U (en) | Combined cycle device based on heat supply and electric power peak regulation coupling | |
| CN114278404B (en) | Energy storage-based high-wind-power-permeability regional wind power consumption and clean heating system | |
| CN214745672U (en) | Multistage waste heat comprehensive utilization device of power plant | |
| CN113280390B (en) | Deep peak regulation heat supply grade improving system and method based on heat pump boosting reheating | |
| CN214148097U (en) | Device for improving cold and hot peak regulation capacity of CCHP system in electric heating mode by geothermal energy | |
| CN212406831U (en) | High-efficient thermal power plant degree of depth peak shaving system | |
| CN114963281B (en) | Combined heat and power generation system with energy storage system and coal-fired unit coupled and operation method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |