CN211977108U - Energy public and auxiliary comprehensive energy-saving system for automobile production park - Google Patents
Energy public and auxiliary comprehensive energy-saving system for automobile production park Download PDFInfo
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- CN211977108U CN211977108U CN201922323230.2U CN201922323230U CN211977108U CN 211977108 U CN211977108 U CN 211977108U CN 201922323230 U CN201922323230 U CN 201922323230U CN 211977108 U CN211977108 U CN 211977108U
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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
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
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- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
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Abstract
The utility model belongs to the comprehensive energy field discloses an energy public assistance of car production park synthesizes economizer system, including the parallelly connected subsystem of ice cold-storage, air compressor machine waste heat recovery subsystem, boiler flue gas recovery heat pump subsystem, cooling water waste heat recovery heat pump subsystem, sewage treatment and reuse of reclaimed water system, earth source heat pump subsystem and distribution transformer. Through each subsystem cooperation, according to factory's resource endowment, utilize clean and renewable energy, carry out recycle to extravagant waste heat, the multipotency is complementary, improves energy utilization efficiency, and the pollutant emission is reduced to through information-based data acquisition, realize the intelligent management and control level of whole factory's energy and promote.
Description
Technical Field
The utility model belongs to synthesize the energy field, concretely relates to energy public assistance of automobile production garden synthesizes economizer system.
Background
The automobile production park comprises a production area and an office area, wherein the main energy consumption of the production area is electric energy, natural gas, compressed air, tap water, circulating cooling water and the like, the energy consumption is at most a coating workshop and a welding workshop, and the energy consumption of the office area is mainly tap water, natural gas and electric energy consumed by heating and cooling. The coating workshop and the welding workshop with the largest energy consumption in the automobile production park have large cold consumption, and the conventional cold supply method adopts an electric refrigerating unit, but consumes a large amount of electric energy. A large amount of circulating cooling water is generated in the welding process of a welding workshop, the heat is dissipated into the atmosphere through a cooling tower in the conventional treatment method, and the cooling water is recycled after being cooled. The traditional energy utilization mode does not utilize the resource endowments of the project location, such as peak-to-valley electricity price difference. The surplus energy of the plant is not recovered, various energy supplies are respectively administrative, the management is dispersed, the equipment is not intensive, and the production energy consumption is high.
At present, the energy supply of an automobile production park is clean, the utilization rate of renewable energy is low, the energy utilization efficiency is low, residual energy is not recovered, reclaimed water is not recycled, the energy intelligentization level is not high, and a system which reasonably configures energy generated in each link of the automobile production park to achieve the purposes of energy conservation and emission reduction is lacked.
Disclosure of Invention
Energy utilization mode to exist among the prior art is single, and energy supply is efficient, the problem that the energy consumption is high, the utility model provides an energy public assistance comprehensive energy-saving system in automobile production garden adopts following technical scheme to realize:
an energy public and auxiliary comprehensive energy-saving system for an automobile production park comprises an ice cold accumulation parallel subsystem, an air compressor waste heat recovery subsystem, a boiler flue gas recovery heat pump subsystem, a cooling water waste heat recovery heat pump subsystem, a sewage treatment and reclaimed water recycling system, a ground source heat pump subsystem and a distribution transformer;
the ice storage parallel subsystem comprises an electric refrigerating unit and an ice storage unit which are connected in parallel, the electric refrigerating unit is used for providing process cold, the ice storage unit is used for providing environment regulation cold, and redundant cold output by the ice storage unit is used for supplying cold to the ground source heat pump subsystem;
the air compressor waste heat recovery subsystem is used for recovering waste heat of the air compressor to obtain heat, the output heat is used for supplying heat to a plant area, and the surplus heat supplements the ground source heat pump subsystem for supplying heat;
the boiler flue gas heat pump recovery subsystem is used for recovering the waste heat of the boiler flue gas to obtain heat, the output heat is used for supplying heat to a plant area, and the surplus heat supplements the heat supplied by the ground source heat pump subsystem;
the cooling water waste heat pump recovery subsystem is used for recovering waste heat in cooling water to obtain heat, the output heat is used for supplying heat to a plant area, and the surplus heat supplements the ground source heat pump subsystem for supplying heat;
the sewage treatment and reclaimed water recycling subsystem is used for treating sewage into reclaimed water, the obtained reclaimed water is used for cleaning a road plant area, the reclaimed water is treated into softened water, and the obtained softened water is used for supplementing water for the natural gas boiler system, the ice cold accumulation parallel subsystem and the ground source heat pump subsystem;
the ground source heat pump subsystem is used for collecting geothermal heat through the heat exchange well, and improving water supply temperature through the ground source heat pump to supply cold in summer and heat in winter in an office area;
the distribution transformer is used for supplying power to each subsystem.
Furthermore, the output end of the distribution transformer is connected with an electric energy bus c.
Furthermore, an output port of the electric refrigerating unit is connected with a cold water distributor firstly through a cold water pump I and then connected with a cold water pump III to be output to the garden, an output port of the ice cold accumulation unit is connected with a cold water distributor II firstly through a cold water pump II and then connected with a cold water pump IV to be output to the garden, input ports of the ice cold accumulation unit and the electric refrigerating unit are connected with an electric power bus c, and a valve I is connected between the output ports of the ice cold accumulation unit and the electric refrigerating unit.
Further, the air compressor waste heat recovery subsystem comprises an air compressor, a waste heat recovery device and an air storage tank, wherein the first output end of the air compressor is connected with the air storage tank, the air storage tank is connected with a compressed air main pipe a, the second output end of the air compressor is connected with the waste heat recovery device, and the waste heat recovery device is connected with a heat supply main pipe b through a hot water pump.
Furthermore, the boiler heat pump subsystem comprises a natural gas boiler and a heat pump I, wherein the first output end of the natural gas boiler is connected with a heat supply main pipe b through a hot water pump II, the second output end of the natural gas boiler is connected with the heat pump I, and the heat pump I is connected with the heat supply main pipe b through a hot water pump III.
Furthermore, the cooling water waste heat recovery heat pump subsystem comprises a second heat pump, the input end of the second heat pump is connected with an electric energy bus c, and the output end of the second heat pump is connected with a heat supply main pipe b through a fourth hot water pump.
Furthermore, the first hot water pump, the second hot water pump, the third hot water pump and the fourth hot water pump are connected to a hot water distributor, and the hot water distributor is connected with a heat supply main pipe b through a fifth hot water pump.
Furthermore, the sewage treatment and reclaimed water recycling subsystem comprises a sewage treatment module, a reclaimed water recycling module and a softening treatment module which are connected in sequence, and the output end of the softening treatment module is connected with the input ends of the natural gas boiler subsystem, the ground source heat pump subsystem and the ice cold storage parallel subsystem through a softening water pump (16).
Furthermore, the ground source heat pump subsystem comprises a ground source heat pump and a soil source, wherein the input end of the ground source heat pump is connected with the electric energy bus c, and then the ground source heat pump exchanges heat with the soil source and outputs energy through the cold/hot water pump six (17).
The utility model has the advantages as follows:
(1) the utility model discloses an entire system is according to factory's resource endowment by endowment, utilizes clean and renewable energy, carries out recycle to extravagant waste heat, and the multipotency is complementary, improves energy utilization efficiency, and the pollutant reduction discharges to through information-based data acquisition, realize the intelligent management and control level of whole factory's energy and promote.
(2) The ice storage parallel subsystem supplies cold for the environmental air conditioner by utilizing the peak-valley average electricity price, the valley electricity ice storage and the peak value cold release of a factory, supplies cold for the process load by utilizing the conventional electric refrigeration, and the ice storage parallel subsystem and the process load are operated in parallel, and redundant cold energy is complemented. Compared with the conventional electric refrigeration, the ice cold accumulation can save the operation cost by more than 35 percent; the capacity of the electric refrigerating unit can be reduced, the one-time investment of the main machine is reduced, the total power load is reduced, and the distribution capacity and the distribution facility cost of the transformer are reduced; the use is flexible, part of the load can be provided by ice melting, a dual-working-condition host is not required to be opened, and the energy-saving effect is obvious; in a transition season, the ice can be melted and the cold can be supplied quantitatively without opening the main machine, the condition that the conventional electric refrigerating unit draws a trolley is avoided, the running is more reasonable, and the cost is saved obviously; the emergency air conditioning system has an emergency function and improves the reliability of the air conditioning system.
(3) The air compressor waste heat recovery subsystem recovers and supplies heat to the air compressor waste heat, 80% of waste heat is dissipated into cooling water in the traditional mode, and the system recovers the waste energy and reduces energy loss;
(4) the boiler flue gas heat pump recovery subsystem carries out degree of depth to the boiler flue gas and retrieves and prepare hot water, reduces the boiler exhaust gas temperature to below 30 ℃, practices thrift the natural gas consumption, and the direct emission flue gas of traditional mode natural gas boiler, the energy is extravagant.
(5) The cooling water waste heat pump recovery subsystem recovers the heat of cooling water which is not recovered in the traditional mode, recovers and supplies heat to waste residual energy, and improves the energy utilization rate.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of an embodiment of the present invention.
The reference numerals in the figures mean:
1-a first cold water pump, a second cold water pump, a third cold water pump, a fourth cold water pump, a first 5-cold water separator, a second 6-cold water separator, a first 7-valve, a second 8-valve, a third 9-valve, a first 10-hot water pump, a second 11-hot water pump, a third 12-hot water pump, a fourth 13-hot water pump, a fifth 14-hot water pump, a fifth 15-hot water separator, a fourth 16-softened water pump and a sixth 17-cold/hot water pump;
a-a compressed air main pipe, b-a heat supply main pipe and c-an electric energy bus;
the system comprises an A-hot water meter, a B-electric energy meter, a C-compressed air meter, a D-natural gas meter, an E-softened water meter, an F-process cold water meter, a G-environment air-conditioning cold water meter and an H-water meter.
Detailed Description
The following embodiments of the present invention are given, and it should be noted that the present invention is not limited to the following embodiments, and all the equivalent transformations made on the basis of the technical solution of the present application all fall into the protection scope of the present invention. In the present invention, unless otherwise specified, the use of directional terms such as "upper" and "lower" is generally defined with reference to the drawings of the corresponding drawings.
Examples
The automobile production park comprises a production area and an office area. The production process mainly comprises four processes of stamping, welding, coating and final assembly, the main energy consumption is electric energy, natural gas, compressed air, tap water, circulating cooling water and the like, and the energy consumption is most in a coating workshop and then in a welding workshop. The energy consumption of office areas is mainly tap water, natural gas and electric energy consumed by heating and cooling.
The embodiment discloses an energy public and auxiliary comprehensive energy-saving system for an automobile production park, which comprises an ice cold accumulation parallel subsystem, an air compressor waste heat recovery subsystem, a boiler heat pump subsystem, a sewage treatment and reclaimed water recycling system, a ground source heat pump subsystem and a distribution transformer;
the ice storage parallel subsystem comprises an electric refrigerating unit and an ice storage unit which are connected in parallel, the electric refrigerating unit is used for providing cold energy for process cold load, the ice storage unit is used for providing cold energy for environment regulation, and redundant cold energy output by the ice storage unit is used for process cold water or supplying cold to the ground source heat pump subsystem;
the air compressor waste heat recovery subsystem is used for recovering waste heat of the air compressor to obtain heat, and the output heat is used for supplying heat to a plant area;
the boiler heat pump subsystem is used for recovering the waste heat of the boiler flue gas through a heat pump to obtain heat, and the output heat is used for supplying heat to a plant area;
the cooling water waste heat pump recovery subsystem recovers heat of cooling water, and outputs the heat for supplying heat to a plant area. The air compressor waste heat recovery subsystem, the boiler heat pump subsystem, the cooling water waste heat pump recovery subsystem and the natural gas boiler system form a multi-element combined heating system, and the multiple functions are complementary.
The sewage treatment and reclaimed water recycling subsystem is used for treating sewage into reclaimed water, the obtained reclaimed water is used for cleaning a road plant area, the reclaimed water is treated into softened water, and the obtained softened water is used for supplementing water for the natural gas boiler system, the ice cold accumulation parallel subsystem and the ground source heat pump subsystem;
the ground source heat pump subsystem is used for collecting the ground heat by utilizing the heat taking well, supplying cold in summer and heat in winter for the office area, and can receive the cold quantity provided by the ice cold storage parallel subsystem and the heat quantity provided by the boiler heat pump subsystem;
the distribution transformer is used for supplying power to each subsystem.
Specifically, the output end of the distribution transformer is connected with an electric energy bus c to supply electric equipment in each workshop and each office area respectively.
Specifically, an output port of the electric refrigerating unit is connected with a cold water distributor I5 firstly through a cold water pump I1 and then connected with a cold water pump III 3 to be output to a garden for cold water for a coating workshop process, an output port of the ice cold storage unit is connected with a cold water distributor II 6 firstly through a cold water pump II 2 and then connected with a cold water pump IV 4 to be output to the garden for cold water for adjusting an environmental air conditioner, a valve 7 is connected between the output ports of the ice cold storage unit and a conventional electric refrigerating unit, and through valve switching, when cold load supply of the environmental air conditioner is surplus in a non-cold supply season or a cold load supply of the environmental air conditioner, the ice cold storage system supplies cold for the process load and the conventional refrigerating unit supplements.
The ice cold storage unit mainly comprises a double-working-condition refrigerating unit and an ice storage tank, the cold quantity for the coating workshop is large, the cold quantity for the production process environment is maintained by fresh air conditioning refrigeration, circulating air conditioning dehumidification, paint mixing workshop air conditioning refrigeration, fresh air conditioning dehumidification and the like, and the cold quantity for the processes of flash-dry forced cooling, paint conveying and mixing temperature control area, electrophoresis and the like is also included. The conventional cold supply adopts an electric refrigerating unit, and consumes a large amount of electric energy. The system adopts the combined cooling of the ice cold storage unit and the conventional refrigerating unit to connect the conventional refrigerating unit and the ice cold storage unit in parallel. And (3) storing ice in a valley period, namely 23: 00-7: 00 of the next day by using the peak-valley flat electricity price of the item, and releasing the ice in a peak-flat period, namely 7:00-23: 00. Meanwhile, the environmental cold load of the production workshop changes along with the change of the temperature difference between day and night, the cold load is large in the daytime, and the cold load is relatively small at night. The ice storage machine set adjusts the cold load according to the environment, and the conventional refrigerator supplies the stable process cold load. When the cold load of the ambient air conditioner is in surplus supply in non-cooling seasons or the cold load of the ambient air conditioner is supplied, the ice storage unit supplies cold for the process, so that the refrigerating capacity of the conventional refrigerating unit is reduced, the service time of the ice storage unit is prolonged, and the economy of the whole cold supply system is improved.
Specifically, the air compressor waste heat recovery subsystem includes air compressor machine, waste heat recovery device and gas holder, and the air compressor machine produces compressed air, and the gas holder is connected to the output of air compressor machine No. one, and the female pipe an of gas tank connection compressed air is for workshop supply compressed air through the gas holder, and waste heat recovery device is connected to the No. two outputs of air compressor machine, and waste heat recovery device passes through hot-water pump 8 and connects heat supply female pipe b.
The waste heat of the air compressor is utilized in a gradient mode, and the waste heat of about 80% of the input energy of the air compressor is recovered by the waste heat recovery device of the air compressor to prepare hot water for supplying heat to a plant area or preparing hot bath water for bathing by workers.
Specifically, the boiler heat pump subsystem includes the natural gas boiler, heat pump one, and the natural gas boiler produces hot water, and the output of natural gas boiler passes through two 11 connection heat supply female pipes b of heat pump, and the output of natural gas boiler connects heat pump one No. two, and heat pump one passes through three 12 connection heat supply female pipes b of heat pump, utilizes the waste heat of natural gas boiler flue gas of first recovery of heat pump, and electric energy generating line c is connected to the input of heat pump two, and the output of heat pump two passes through four 11 connection heat supply female pipes b of heat pump.
The natural gas boiler discharges flue gas at 70 ℃ conventionally, a heat pump is utilized to carry out deep waste heat recovery on the flue gas of the boiler at present, the discharged flue gas of the boiler is reduced to be below 35 ℃, the recovered waste heat is sent into the heat pump, the heat pump is driven by the natural gas, the waste heat and heat generated by a driving heat source are heated together to return water, the return water enters the gas boiler after being heated up, the water is continuously heated to the water supply temperature, and the natural gas consumption of the boiler is reduced.
A welding process in a welding workshop can generate a large amount of circulating cooling water, heat is conventionally dissipated to the atmosphere through a cooling tower, and the cooling water is recycled after being cooled. At present, an electric heat pump is used for generating hot water for heating by utilizing heat in circulating cooling water, and a power supply is used for driving the heat pump. The second heat pump is arranged in the welding workshop, and the heat of the circulating cooling water is recovered in the welding workshop by the second heat pump to prepare hot water.
Preferably, the first hot water pump 10, the second hot water pump 11, the third hot water pump 12 and the fourth hot water pump 13 are connected to a hot water separator, and the hot water separator 15 is connected to the heat supply main pipe b through a fifth hot water pump 14.
The priority order: the waste heat recovery device of the air compressor waste heat air compressor, the heat pump for recovering the flue gas waste heat of the natural gas boiler and the heat pump for recovering the circulating cooling water in the welding workshop have higher heat supply priority than the natural gas boiler.
Specifically, the sewage treatment and reclaimed water recycling subsystem comprises a sewage treatment module, a reclaimed water recycling module and a softening treatment module which are sequentially connected, wherein the output end of the softening treatment module is connected with the input end of the ground source heat pump subsystem, and is also connected with the natural gas boiler system, the ice storage parallel subsystem and the input end of the ground source heat pump subsystem through a softening water pump 16.
The reclaimed water can be used for road spraying and greening after being recycled, and tap water is saved. The reclaimed water is deeply treated into softened water, and a ground source heat pump, a natural gas boiler and an ice storage water softening system are supplemented.
Specifically, the ground source heat pump subsystem comprises a ground source heat pump and a soil source, wherein the input end of the ground source heat pump is connected with the electric energy bus c, and then the ground source heat pump exchanges heat with the soil source and outputs energy through the cold/hot water pump six 17. The ground source heat pump utilizes geothermal resources to exchange heat with soil, cold/hot water is generated through the heat pump unit, and the cold/hot water is conveyed to the office building through the cold/hot water pump five. The insufficient cold energy is supplemented by the ice cold storage machine set, and a second valve 8 is opened; the insufficient heat is supplemented by the hot water of the main pipe b, and a third valve 9 is opened.
Measuring media in a stamping workshop: hot water, electric energy, compressed air. Metering a medium in a welding workshop: hot water, electric energy, compressed air. Metering medium in a coating workshop: hot water, electric energy, compressed air, natural gas, ambient air conditioning cold water, and process cold water. Metering medium in final assembly workshop: hot water, electric energy, compressed air. Metering media in an office building: electric energy and water.
Welding shop heat pump measurement medium: electrical energy. Metering medium in a refrigeration machine room of a coating workshop: electric energy, softened water. Measuring media in a ground source heat pump machine room in an office area: electric energy and softened water. The heat pump metering medium is deeply recovered from the flue gas of the natural gas boiler: natural gas and softened water.
Specifically, in order to meet the requirements of informatization and digitization of the whole factory, the energy centralized monitoring of the whole factory is realized through an energy management and control system. The metering meters are used in inlet pipelines of four workshops and office buildings, the accumulated amount of material flows is measured, consumption data is collected, and energy media are managed. Meanwhile, a whole plant energy system DCS system is established to carry out centralized control on main equipment, valves and pumps.
Claims (9)
1. An energy public and auxiliary comprehensive energy-saving system in an automobile production park is characterized by comprising an ice cold accumulation parallel subsystem, an air compressor waste heat recovery subsystem, a boiler flue gas recovery heat pump subsystem, a cooling water waste heat recovery heat pump subsystem, a sewage treatment and reclaimed water recycling system, a ground source heat pump subsystem and a distribution transformer;
the ice storage parallel subsystem comprises an electric refrigerating unit and an ice storage unit which are connected in parallel, the electric refrigerating unit is used for providing process cold, the ice storage unit is used for providing environment regulation cold, and redundant cold output by the ice storage unit is used for supplementing cold supplied by the ground source heat pump subsystem;
the air compressor waste heat recovery subsystem is used for recovering waste heat of the air compressor to obtain heat, the output heat is used for supplying heat to a plant area, and the surplus heat supplements the ground source heat pump subsystem for supplying heat;
the boiler flue gas heat pump recovery subsystem is used for recovering the waste heat of the boiler flue gas to obtain heat, the output heat is used for supplying heat to a plant area, and the surplus heat supplements the heat supplied by the ground source heat pump subsystem;
the cooling water waste heat pump recovery subsystem is used for recovering waste heat in cooling water to obtain heat, the output heat is used for supplying heat to a plant area, and the surplus heat supplements the ground source heat pump subsystem for supplying heat;
the sewage treatment and reclaimed water recycling subsystem is used for treating sewage into reclaimed water, the obtained reclaimed water is used for cleaning a road plant area, the reclaimed water is treated into softened water, and the obtained softened water is used for supplementing water for the natural gas boiler system, the ice cold accumulation parallel subsystem and the ground source heat pump subsystem;
the ground source heat pump subsystem is used for collecting geothermal heat through the heat exchange well, and improving water supply temperature through the ground source heat pump to supply cold in summer and heat in winter in an office area;
the distribution transformer is used for supplying power to each subsystem.
2. The energy utility and auxiliary complex energy saving system of the automobile production park as claimed in claim 1, wherein the output end of the distribution transformer is connected with an electric energy bus c.
3. The energy public and auxiliary comprehensive energy-saving system for the automobile production park as claimed in claim 2, wherein the output port of the electric refrigerating unit is connected with the first cold water distributor (5) and then connected with the third cold water pump (3) through the first cold water pump (1) to output to the park, the output port of the ice cold storage unit is connected with the second cold water distributor (6) and then connected with the fourth cold water pump (4) through the second cold water pump (2) to output to the park, the input ports of the ice cold storage unit and the electric refrigerating unit are connected with an electric power bus c, and a first valve (7) is connected between the output ports of the ice cold storage unit and the electric refrigerating unit.
4. The energy public and auxiliary comprehensive energy-saving system for the automobile production park as claimed in claim 1, wherein the air compressor waste heat recovery subsystem comprises an air compressor, a waste heat recovery device and an air storage tank, the first output end of the air compressor is connected with the air storage tank, the air storage tank is connected with a compressed air main pipe a, the second output end of the air compressor is connected with the waste heat recovery device, and the waste heat recovery device is connected with a heat supply main pipe b through a first hot water pump (10).
5. The energy public and auxiliary comprehensive energy-saving system for the automobile production park as claimed in claim 4, wherein the boiler heat pump subsystem comprises a natural gas boiler and a heat pump I, the output end of the natural gas boiler I is connected with the heat supply main pipe b through a second hot water pump (11), the output end of the natural gas boiler II is connected with the heat pump I, and the heat pump I is connected with the heat supply main pipe b through a third hot water pump (12).
6. The energy public and auxiliary comprehensive energy-saving system for the automobile production park as claimed in claim 5, wherein the cooling water waste heat recovery heat pump subsystem comprises a second heat pump, the input end of the second heat pump is connected with an electric energy bus c, and the output end of the second heat pump is connected with a heat supply main pipe b through a fourth hot water pump (13).
7. The energy public and auxiliary comprehensive energy-saving system for the automobile production park as claimed in claim 6, wherein the first hot water pump (10), the second hot water pump (11), the third hot water pump (12) and the fourth hot water pump (13) are connected to a hot water distributor (15), and the hot water distributor (15) is connected with a heat supply main pipe b through a fifth hot water pump (14).
8. The energy public and auxiliary comprehensive energy-saving system of the automobile production park as claimed in claim 1, wherein the sewage treatment and reclaimed water reuse subsystem comprises a sewage treatment module, a reclaimed water reuse module and a softening treatment module which are connected in sequence, and the output end of the softening treatment module is connected with the input ends of the natural gas boiler subsystem, the ground source heat pump subsystem and the ice cold storage parallel subsystem through a softening water pump (16).
9. The energy source public and auxiliary comprehensive energy-saving system of the automobile production park as claimed in claim 2, wherein the ground source heat pump subsystem comprises a ground source heat pump and a soil source, the input end of the ground source heat pump is connected with the electric energy bus c, and then exchanges heat with the soil source to output energy through a cold/hot water pump six (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201922323230.2U CN211977108U (en) | 2019-12-20 | 2019-12-20 | Energy public and auxiliary comprehensive energy-saving system for automobile production park |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922323230.2U CN211977108U (en) | 2019-12-20 | 2019-12-20 | Energy public and auxiliary comprehensive energy-saving system for automobile production park |
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| CN211977108U true CN211977108U (en) | 2020-11-20 |
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