CN209042498U - A kind of trough-electricity energy storage heating system - Google Patents
A kind of trough-electricity energy storage heating system Download PDFInfo
- Publication number
- CN209042498U CN209042498U CN201821763342.9U CN201821763342U CN209042498U CN 209042498 U CN209042498 U CN 209042498U CN 201821763342 U CN201821763342 U CN 201821763342U CN 209042498 U CN209042498 U CN 209042498U
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- water
- energy storage
- heat
- heat pump
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Abstract
A kind of trough-electricity energy storage heating system, including energy storage device, plate heat exchanger, lithium bromide heat pump unit, water source heat pump units；Energy storage device is connected with storage power supply, the outlet of energy storage device connects water circulating pump arrival end, water circulating pump outlet end is connected to plate heat exchanger high temperature water inlet, plate heat exchanger high temperature water out connects the refrigerant water inlet of lithium bromide heat pump unit, and the refrigerant water out of lithium bromide heat pump unit is connected to the entrance of energy storage device；The cooling water entrance of plate heat exchanger passes through piping connection to heat user；The cooling water outlet and entrance of lithium bromide heat pump unit pass through piping connection to heat user；Water source heat pump units cooling water entrance passes through piping connection to underground water source by piping connection to heat user, water source heat pump units chilled water entrance；For solving the problems, such as that paddy electricity energy-storage system heat storage efficiency existing in the prior art is not high and water resource heat pump in north of china in winter severe cold area is difficult to meet heating demands.
Description
Technical field
The utility model relates to heat supply process fields, particularly relate to a kind of trough-electricity energy storage heating system.
Background technique
In recent years, the winter haze of especially northern area in all parts of the country takes place frequently, one of the main reasons for this is that heating is coal-fired
The discharge of the particulate matter, SOx and NOx of boiler.For this purpose, various regions are currently widelyd popularize, coal changes gas, coal changes electricity.But it is electric
Although heating has the advantages that easy to use, cleaning, there is a problem of that cost is excessively high.Thus using cheap trough-electricity come
Realize heat supply in winter, and then realization summer cooling and annual supplying hot water are the development trends of current central heating industry.But it is existing low
Paddy electricity energy storage heating only exchanges heat by plate heat exchanger, and the energy that energy storage device can not be made full use of to store leads to energy storage system
The heat storage efficiency of system is not high and causes heating area also restrained.Meanwhile at present the water source heat pump system of clean and environmental protection by low
Source temperature and exhaust pressure ratio limitation are warmed, causes condenser supply water temperature relatively low, is difficult to meet in north of china in winter severe cold area
Heating demands are difficult to promote and apply in district heating and cooling system.
Utility model content
The technical problems to be solved in the utility model is to solve paddy electricity energy-storage system heat storage efficiency existing in the prior art
Not high and water resource heat pump is difficult the problem of meeting heating demands in north of china in winter severe cold area.
In order to solve the above technical problems, the utility model provides a kind of trough-electricity energy storage heating system, including energy storage device,
Plate heat exchanger, lithium bromide heat pump unit, water source heat pump units；Energy storage device is connected with storage power supply, the outlet of energy storage device
Water circulating pump arrival end is connected, water circulating pump outlet end is connected to plate heat exchanger high temperature water inlet, plate heat exchanger high-temperature water
C mouthfuls of refrigerant water inlet of outlet connection lithium bromide heat pump unit, d mouthfuls of refrigerant water out of lithium bromide heat pump unit are connected to energy storage
The entrance of equipment；The cooling water entrance of plate heat exchanger passes through piping connection to heat user；The cooling of lithium bromide heat pump unit
Water out f and cooling water inlet e is connected to by piping connection to heat user, the driving heat source entrance a of lithium bromide heat pump unit
Driving heat source；Water source heat pump units cooling water entrance is entered and left by piping connection to heat user, water source heat pump units chilled water
Mouth passes through piping connection to underground water source.
The heat user includes domestic hot-water and heat supply water.
The driving heat source is combustion gas.
The water source heat pump units are driven by driving power.
The energy storage device stores up full energy, paddy electricity period low ebb as defined in territory of use within the paddy electricity period at night
The electric period determines.
The beneficial effects of the utility model are:
1, lithium bromide heat pump unit is set after plate heat exchanger, the water temperature for returning to energy storage device can be reduced again, is drawn
The big temperature difference of the energy storage device for return water, improves the heat accumulation efficiency of energy storage device.
2, the temperature difference by energy storage device for return water widens, and takes full advantage of the energy of energy storage device storage, equal utilizing
In the case where low ebb electricity, the heat demand of more heat users can satisfy, to increase area of heat-supply service；Giving equal heating
In the case where area heat supply, operating cost is saved.
3, trough-electricity energy storage heating system and water source heat pump heat supply system are coupled together, water source heat can be used in non-heating season
Pumping system provides domestic hot-water, and summer also freezes using water source heat pump system；It can be only at heating season initial stage and latter stage
Heat supply is carried out with water source heat pump system, water source heat pump system can satisfy the demand of heating water and domestic hot-water at this time；It is supplying
Warm mid-term, with trough-electricity energy storage heating system carries out heat supply or with trough-electricity energy storage heating system joint water source heat pump system into
Row heat supply, can the flexible choice method of operation according to the actual operation.
4, heat supply is carried out using trough-electricity energy storage heating system, has achieved the purpose that " cut paddy and fill out peak ".
Detailed description of the invention
Fig. 1 is the system diagram of the utility model；
In Fig. 1,1. storage power supplys, 2. energy storage devices, 3. water circulating pumps, 4. plate heat exchangers, 5. lithium bromide heat pump units,
6. heat user, 7. driving powers, 8. water source heat pump units, 9, water source water pump, 10. driving heat sources.
Specific embodiment
1 pair of the utility model is described further with reference to the accompanying drawing:
A kind of trough-electricity energy storage heating system, energy storage device 2 are connected with storage power supply 1, and the outlet connection of energy storage device 2 follows
3 arrival end of ring water pump, 3 outlet end connecting plate type heat exchanger of water circulating pump, 4 high temperature water inlet, 4 high temperature water out of plate heat exchanger
C mouthfuls of refrigerant water inlet of lithium bromide heat pump unit 5 are connected, d mouthfuls of refrigerant water out of lithium bromide heat pump unit are connected to energy storage and set
Standby 2 entrance；The cooling water entrance of plate heat exchanger 4 passes through piping connection to heat user 6；Lithium bromide heat pump unit 5 it is cold
But water out f and cooling water inlet e is connected by piping connection to heat user 6, the driving heat source entrance a of lithium bromide heat pump unit 5
It is connected to driving heat source 10；For 8 cooling water entrance of water source heat pump units by piping connection to heat user 6, water source heat pump units 8 are cold
Matchmaker's water entrance passes through piping connection to underground water source.
Heat user 6 includes domestic hot-water and heat supply water.
The driving heat source 10 of lithium bromide heat pump unit 5 is combustion gas.
Water source heat pump units 8 are driven by driving power 7.
The energy storage device 2, thermal energy storage is converted electrical energy within the paddy electricity period, is passed through at any time
It is appropriate to take hot mode come heat and hot water needed for providing life and heat supply.Paddy electricity period trough-electricity as defined in territory of use
Period determines.
Energy storage device 2 stores up full energy within the paddy electricity period at night, and the temperature of output high-temperature-hot-water is 90 DEG C when operation, warp
Plate heat exchanger heat exchange is crossed, temperature enters lithium bromide heat pump unit 5 after being down to 40 DEG C, in lithium bromide heat pump unit 5 after heat release
Temperature is down to 15 DEG C of return energy storage devices 2；Cooling water temperature in plate heat exchanger 4 and lithium bromide heat pump unit 5 is risen by 40 DEG C
Temperature is supplied to heat user use to 60 DEG C.
Domestic hot-water can be provided with water source heat pump system in non-heating season, summer is also using water source heat pump system system
It is cold；Heat supply only can be carried out with water source heat pump system at heating season initial stage and latter stage, water source heat pump system can satisfy confession at this time
The demand of hot water and domestic hot-water；In heating mid-term, heat supply is carried out with trough-electricity energy storage heating system or is stored up with trough-electricity
Can heating system joint water source heat pump system carry out heat supply, can the flexible choice method of operation according to the actual operation.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is practical according to this in the technical scope that the utility model discloses
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of trough-electricity energy storage heating system, including energy storage device (2), plate heat exchanger (4), lithium bromide heat pump unit (5),
Water source heat pump units (8)；It is characterized by: energy storage device (2) is connected with storage power supply (1), the outlet connection of energy storage device (2)
Water circulating pump (3) arrival end, water circulating pump (3) outlet end connecting plate type heat exchanger (4) high temperature water inlet, plate heat exchanger (4)
High temperature water out connects c mouthfuls of refrigerant water inlet of lithium bromide heat pump unit (5), the refrigerant water out d of lithium bromide heat pump unit (5)
Mouth is connected to the entrance of energy storage device (2)；The cooling water entrance of plate heat exchanger (4) passes through piping connection to heat user (6)；
The cooling water outlet f and cooling water inlet e of lithium bromide heat pump unit (5) pass through piping connection to heat user (6), lithium bromide heat pump
The driving heat source entrance a of unit (5) is connected to driving heat source (10)；Water source heat pump units (8) cooling water entrance passes through pipeline
It is connected to heat user (6), water source heat pump units (8) chilled water entrance passes through piping connection to underground water source.
2. trough-electricity energy storage heating system according to claim 1, it is characterised in that: the heat user (6) includes life
Hot water and heat supply water.
3. trough-electricity energy storage heating system according to claim 2, it is characterised in that: the driving heat source (10) is combustion
Gas.
4. trough-electricity energy storage heating system according to claim 2, it is characterised in that: water source heat pump units (8) are by driving
Dynamic power supply (7) driving.
5. trough-electricity energy storage heating system according to claim 2, it is characterised in that: the energy storage device (2) is at night
Full energy is stored up in the paddy electricity period, trough-electricity period as defined in territory of use paddy electricity period determines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821763342.9U CN209042498U (en) | 2018-10-29 | 2018-10-29 | A kind of trough-electricity energy storage heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821763342.9U CN209042498U (en) | 2018-10-29 | 2018-10-29 | A kind of trough-electricity energy storage heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209042498U true CN209042498U (en) | 2019-06-28 |
Family
ID=67039245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821763342.9U Expired - Fee Related CN209042498U (en) | 2018-10-29 | 2018-10-29 | A kind of trough-electricity energy storage heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209042498U (en) |
-
2018
- 2018-10-29 CN CN201821763342.9U patent/CN209042498U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190628 Termination date: 20191029 |
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| CF01 | Termination of patent right due to non-payment of annual fee |