CN204333951U - Utilize the cool and thermal power multiple-supplying energy source station of regenerative resource - Google Patents

Utilize the cool and thermal power multiple-supplying energy source station of regenerative resource Download PDF

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Publication number
CN204333951U
CN204333951U CN201420697039.9U CN201420697039U CN204333951U CN 204333951 U CN204333951 U CN 204333951U CN 201420697039 U CN201420697039 U CN 201420697039U CN 204333951 U CN204333951 U CN 204333951U
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CN
China
Prior art keywords
water
energy
heat pump
hot
ground
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CN201420697039.9U
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Chinese (zh)
Inventor
张洪亮
吴建刚
王文海
唐玉风
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张洪亮
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Priority to CN201420697039.9U priority Critical patent/CN204333951U/en
Priority to CN201410664219.1A priority patent/CN104393587B/en
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Publication of CN204333951U publication Critical patent/CN204333951U/en

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy
    • Y02E10/44Heat exchange systems

Abstract

The utility model relates to a kind of cool and thermal power multiple-supplying energy source station utilizing regenerative resource, by solar energy optical-thermal combination unit, hot water storage tank, cold-storage water tank, ground energy water resource heat pump, Wind-driven air source heat pump various energy resources is integrated into user and provides hot and cold water and cold and hot gas, to make in photo-thermal combination unit water in water and hot water storage tank capable of circulation, hot water storage tank Zhong Shui is capable of circulation with water in ground energy water resource heat pump, photo-thermal combination unit Zhong Shui is capable of circulation with water in ground energy water resource heat pump, ground can the water in water source pump and the water in subterranean pipe line capable of circulation, in subterranean pipe line, in water and photo-thermal combination unit, water is capable of circulation, subterranean pipe line can to cold-storage water tank feeding cold water, ground energy water resource heat pump and Wind-driven air source heat pump are connected in parallel user side heat exchanger, by wind and/or light, in storage electricity generation system, common DC bus is hot pump electricity and other load supplyings, whole energy source station is made to switch circulation according to user's request, for user supplies hot and cold water, cold and hot gas and friendship, direct current.

Description

Utilize the cool and thermal power multiple-supplying energy source station of regenerative resource

Technical field

The utility model belongs to wind and/or light, storage generating and cooling and warming field of engineering technology, be specifically related to the multiple-supplying energy source station fully utilizing solar energy, wind power generation and utilize solar energy optical-thermal, air-source, ground source heat pump technology, for user provides AC and DC electric power, hot water or cold water and hot and cold gas.

Background technology

The energy is the material base of human survival and economic development, but along with World Economics continue, develop at high speed, the problems such as energy shortage, environmental pollution, ecological degeneration are deepened gradually, energy supply and demand contradiction, develop regenerative resource and become the emphasis of the world energy sources strategy of sustainable development, wherein utilize solar energy, wind energy, the technology of the regenerative resources such as energy improve developing rapidly.

Current cool and thermal power multiple-supplying energy source station designs is more, utilizes photovoltaic, photo-thermal power generation, wind power generation to supply heat pump electricity consumption.

The natural cause impacts such as wind power generation and solar power generation wind-engaging, sunlight, have intermittent and randomness feature, independently wind energy turbine set and solar power station are difficult to the Energy transmission providing continous-stable.In prior art, at wind, energy storage device composition wind-light storage electricity generation system is added in light and the two complementary power generation system, the direct current that solar power generation generates first need be reverse into alternating current, the alternating current generated with wind power generation is connected by public exchange bus, for heat pump, grid-connected or from net power supply, unnecessary electricity becomes direct current through rectification again and is stored in energy storage device, work as wind, when light generating is inadequate, electricity is deposited again through being reverse into alternating current in energy storage device, to heat pump or mains supply, this wind and/or light, storage electricity generation system is by the storage of wind-powered electricity generation and/or solar power generation and release, the unstable energy is made to become the stable power product with higher quality.

But problems of the prior art are, when adopting solar power generation, with present public exchange bus connected mode, the direct current produced will through inversion, certainly lead to loss, cause energy waste, in cool and thermal power multiple-supplying energy source station of the prior art, heat pump energy source is single simultaneously.

Utility model content

The purpose of this utility model is to provide a kind of cool and thermal power multiple-supplying energy source station utilizing regenerative resource, the electricity that wind-force and/or solar power generation produce is connected with energy-storage system by common DC bus, wherein only common DC bus connect AC load (from net) or and mesh portions arranges inverter this Partial DC electricity is reverse into alternating current, DC load such as hot pump electricity electricity consumption is directly connected with common DC bus, reduce the loss of part of direct current in reversals with this, save the energy, simultaneously by solar energy optical-thermal combination unit, hot water storage tank, cold-storage water tank, ground energy water resource heat pump, Wind-driven air source heat pump various energy resources is integrated into user and provides hot and cold water and cold and hot gas, photo-thermal combination unit is connected with hot water storage tank, in photo-thermal combination unit, in water and hot water storage tank, water is capable of circulation, hot water storage tank can be connected by water resource heat pump with ground, hot water storage tank Zhong Shui is capable of circulation with water in ground energy water resource heat pump, photo-thermal combination unit can be connected by water resource heat pump with ground, photo-thermal combination unit Zhong Shui is capable of circulation with water in ground energy water resource heat pump, ground can be connected with the pipeline being placed in underground by water resource heat pump, ground can the water in water source pump and the water in subterranean pipe line capable of circulation, in subterranean pipe line, in water and photo-thermal combination unit, water is capable of circulation, subterranean pipe line can to cold-storage water tank feeding cold water, ground energy water resource heat pump and Wind-driven air source heat pump are connected in parallel user side heat exchanger, heat pump cycles through electric control system controls.

Preferably; energy-storage system select can degree of depth discharge and recharge, the energy-storage battery that can switch fast; there is charge and discharge control defencive function; and charging, the electric discharge switching of momentary high power can be completed; with the randomness of supplementary wind power generation and solar power generation and unsteadiness; also there is low voltage crossing and isolated island support function in addition, to tackle the exceedingly odious situation of electrical network.

Further, in hot water storage tank, arranging electric heater, by electric heater heat storage Water in Water Tanks, is user or heat pump cycle supplying hot water.

The utility model utilizes the cool and thermal power multiple-supplying energy source station of regenerative resource compared with prior art, has following beneficial effect:

Adopt common DC bus mode, can reduce energy loss, the renewable resources such as comprehensive utilization solar energy, wind energy and ground energy, it supplements energy supply mutually, make whole hot and cold, electric multi-generation system can even running under various operating condition, and reach free of contamination environmental protection object.

Below in conjunction with accompanying drawing, the cool and thermal power multiple-supplying energy source station of regenerative resource that utilizes of the present utility model is described further.

Accompanying drawing explanation

Fig. 1 is the cool and thermal power multiple-supplying energy source station schematic diagram that the utility model utilizes regenerative resource.

Embodiment

As shown in Figure 1, present embodiment utilizes the cool and thermal power multiple-supplying energy source station of regenerative resource to comprise wind power generation plant, solar energy photovoltaic generator and energy-storage system, the alternating current output of wind power generation plant connects AC/DC rectifying device 12, the direct current output of solar energy photovoltaic generator connects DC/DC chopping device 13, and the direct current that the direct current that rectifying device 12 exports, chopping device 13 export is connected by common DC bus with energy-storage system.

Busbar voltage is chosen according to the high-efficiency point of each current converter, energy storage system capacity is selected according to systems generate electricity amount and customer charge, preferentially select can degree of depth discharge and recharge, the high-power electric battery of discharge and recharge can be switched fast, as flow battery, DC bus-bar voltage is mated with joined energy-storage system voltage levvl.

DC load (including but not limited to hot pump electricity) electricity consumption is directly taken from common DC bus, and direct voltage can require to carry out DC/DC conversion (figure does not indicate) further according to user's DC load; AC load or grid-connected current connect common DC bus through DC/AC inverter 14, and AC load can carry out the supply of list/three-phase electricity as required.

Present embodiment utilize the cool and thermal power multiple-supplying energy source station of regenerative resource also comprise solar energy optical-thermal combination unit, hot water storage tank, cold-storage water tank, can water resource heat pump, Wind-driven air source heat pump, user side heat exchanger and hot pump electricity.

As shown in Figure 1, the water inlet of solar energy optical-thermal combination unit is connected respectively to a end of the first cross valve 1 and the b end of the first triple valve 2 by a threeway, the delivery port of solar energy optical-thermal combination unit is connected respectively to the b end of the first cross valve 1 and a end of the first switch valve 3 by a threeway, the c end of the first switch valve 3 is connected to the water inlet of hot water storage tank, the delivery port of hot water storage tank is connected to the inlet side of a pump 4, the water outlet side of a pump 4 is connected to the c end of the first cross valve 1, the d end of the first cross valve 1 is connected to the b end of the second cross valve 5, the c end of the first triple valve 2 is connected to the inlet side of cold-storage water tank, the d end of the first triple valve 2 is connected respectively to a end of the second cross valve 5 and the water outlet side of No. two pumps 6 by a threeway, No. two pumps 6 are connected to the pumped well of the pipeline 8 being placed in underground by second switch valve 7, the b end of second switch valve 7 is connected to a end of the 3rd cross valve 9 simultaneously, the c end of the 3rd cross valve 9 is connected to the delivery port of water source heat pump to exchange heat device, the d end of the 3rd cross valve 9 is connected to the drainage well of the pipeline 8 being placed in underground, the b end of the 3rd cross valve 9 is connected with the d end of the second cross valve 5, the c end of the second cross valve 5 is connected to the water inlet of water source heat pump to exchange heat device.

By connecting above and can realizing: photo-thermal combination unit is connected with hot water storage tank, water circulation in water and hot water storage tank in photo-thermal combination unit, hot water storage tank can be connected by water resource heat pump with ground, hot water storage tank Zhong Shui and water circulation in ground energy water resource heat pump, photo-thermal combination unit can be connected by water resource heat pump with ground, photo-thermal combination unit Zhong Shui and water circulation in ground energy water resource heat pump, ground can be connected with the pipeline being placed in underground by water resource heat pump, water in energy water source, ground pump and the water circulation in subterranean pipe line, water circulation in water and photo-thermal combination unit in subterranean pipe line, subterranean pipe line is to cold-storage water tank feeding cold water.

Detailed process is such:

Second switch valve 7 is opened, and the cd end of the first triple valve 2 is opened, and No. two pumps 6 start, to the moisturizing of cold-storage water tank; Second switch valve 7 is opened, and the bd end of the first triple valve 2 is opened, and the first cross valve 1 is closed, and No. two pumps 6 start, to the moisturizing of solar energy optical-thermal combination unit; Second switch valve 7 is opened, and the first triple valve 2 is closed, and the ac end of the second cross valve 5 is opened, and No. two pumps 6 start, to ground energy water resource heat pump moisturizing; First triple valve 2 is closed, and the ac of the first cross valve 1 end is opened, and the first switch valve 3 is opened, and a pump 4 starts, and can realize the water in solar energy optical-thermal combination unit and the water in hot water storage tank carries out circulating-heating; First switch valve 3 is put into the hot water in solar energy optical-thermal combination unit in hot water storage tank after opening; The cd end of the first cross valve 1 is opened, and the bc end of the second cross valve 5 is opened, and a pump 4 starts, and the hot water in hot water storage tank can be got in ground energy water resource heat pump, as the thermal source that heat pump heats; First switch valve 3 cuts out, the bd end of the first cross valve 1 is opened, the bc end of the second cross valve 5 is opened, the ac end of the 3rd cross valve 9 is opened, second switch valve 7 cuts out, and the bd end of the first triple valve 2 is opened, and No. two pumps 6 start, the hot water in solar energy optical-thermal combination unit and the water circulation in ground energy water resource heat pump can be realized, as the thermal source that heat pump heats; Second switch valve 7 cuts out, first triple valve 2 is closed, the ac end of the 3rd cross valve 9 is opened, the ab end of the second cross valve 5 is opened, the bd end of the first cross valve 1 is opened, first switch valve 3 is opened, No. two pumps 6 start, and the hot water that heat pump produces under cooling condition can be driven in hot water storage tank, as domestic hot-water; First triple valve 2 is closed, and the ac end of the second cross valve 5 is opened, and the cd end of the 3rd cross valve 9 is opened, second switch valve 7 is opened, No. two pumps 6 start, can the water circulation of water resource heat pump underground water or surface water and ground by the pipeline 8 being placed in underground, as refrigeration or the Cooling and Heat Source that heats; Under hot water storage tank is expired and is not needed the operating mode of hot water in ground energy water resource heat pump, open the bd end of second switch valve 7, first triple valve 2, the bd end of the first cross valve 1, the bd end of the second cross valve 5, the bd end of the 3rd cross valve 9, close the first switch valve 3, start No. two pumps 6, the hot water in solar energy optical-thermal combination unit is driven into underground and mends cold water.

Ground can water resource heat pump and Wind-driven air source heat pump to be together in parallel use by the second triple valve 10 and the 3rd triple valve 11, according to the cold and hot gas load of user and ambient temperature, the temperature difference, under the condition that Wind-driven air source condition is good or when efficiency is higher, preferential use Wind-driven air source heat pump, next makes land used energy water resource heat pump, or both run together.

When the cooling condition of ground energy water resource heat pump runs, the hot water in ground energy water resource heat pump can be driven in domestic hot-water's case by pipe valve combination and pump and supply user, and rich part is driven into underground storage by the pipeline and pump being placed in underground; Cold water can be driven in solar energy optical-thermal combination unit or in cold-storage water tank by pipe valve combination and pump when the heating condition of ground energy water resource heat pump runs, reduce energy consumption.

The installation site of Wind-driven air source heat pump heat exchanger or can be drawn near hot water storage tank by pipeline, when the refrigerating operaton operating mode of Wind-driven air source heat pump, Btu utilization heating or being incubated to hot water storage tank near hot water storage tank.

Wind-light storage electricity generation system is when energy storage is full of electricity completely, can be heated up water by the electric heater be arranged in hot water storage tank, the water burnt not only may be used for domestic hot-water supply, also can be driven in the heat exchanger of ground energy water resource heat pump by pipeline, as ground energy water resource heat pump for the thermal source of hot gas, or be driven into underground and directly store and use in order to refrigeration in winter.

The keying of above ground energy water resource heat pump and the compressor of Wind-driven air source heat pump, each valve and pump is all controlled by hot pump electricity, hot pump electricity is powered and to be provided by the common DC bus of wind-light storage electricity generation system, and pump, compressor electric motor are selected efficient DC brushless motor to drive.

Present embodiments provide for the application of comprehensive wind power generation and solar energy power generating, in actual applications, wind power generation plant, device of solar generating can be selected according to different regions resource characteristics, wind power generation plant or wind, light complemental power-generation can be selected in area as abundant in the wind resource such as seashore or plateau, only can select solar power generation (photovoltaic generation and/or photo-thermal power generation) for the less and sun-drenched plains region of wind resource.

Above-described embodiment is only be described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection range that the utility model claims determine.

Claims (3)

1. one kind utilizes the cool and thermal power multiple-supplying energy source station of regenerative resource, comprise wind-force and/or device of solar generating and energy-storage system, it is characterized in that: also comprise solar energy optical-thermal combination unit, hot water storage tank, cold-storage water tank, ground energy water resource heat pump, Wind-driven air source heat pump, user side heat exchanger and hot pump electricity, the electricity that described wind-force and/or device of solar generating produce is connected with energy-storage system by common DC bus, hot pump electricity electrical connection common DC bus, described common DC bus is also provided with DC/AC inverter, described DC/AC inverter is designed to from net pattern or grid-connect mode and unidirectional or bidirectional electric energy flow pattern as required, described photo-thermal combination unit is connected with hot water storage tank, in photo-thermal combination unit, in water and hot water storage tank, water is capable of circulation, hot water storage tank can be connected by water resource heat pump with ground, hot water storage tank Zhong Shui is capable of circulation with water in ground energy water resource heat pump, photo-thermal combination unit can be connected by water resource heat pump with ground, photo-thermal combination unit Zhong Shui is capable of circulation with water in ground energy water resource heat pump, ground can be connected with the pipeline being placed in underground by water resource heat pump, ground can the water in water source pump and the water in subterranean pipe line capable of circulation, in subterranean pipe line, in water and photo-thermal combination unit, water is capable of circulation, subterranean pipe line can to cold-storage water tank feeding cold water, ground energy water resource heat pump and Wind-driven air source heat pump are connected in parallel user side heat exchanger.
2. the cool and thermal power multiple-supplying energy source station utilizing regenerative resource according to claim 1, is characterized in that: described energy-storage system is selected can degree of depth discharge and recharge can switch the energy-storage battery of charge and discharge process fast.
3. the cool and thermal power multiple-supplying energy source station utilizing regenerative resource according to claim 1 and 2, is characterized in that: be provided with electric heater in described hot water storage tank, by electric heater heat storage Water in Water Tanks.
CN201420697039.9U 2014-11-19 2014-11-19 Utilize the cool and thermal power multiple-supplying energy source station of regenerative resource CN204333951U (en)

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CN201420697039.9U CN204333951U (en) 2014-11-19 2014-11-19 Utilize the cool and thermal power multiple-supplying energy source station of regenerative resource
CN201410664219.1A CN104393587B (en) 2014-11-19 2014-11-19 Combined cooling, heating and power energy station utilizing renewable energy sources

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CN201420697039.9U CN204333951U (en) 2014-11-19 2014-11-19 Utilize the cool and thermal power multiple-supplying energy source station of regenerative resource
CN201410664219.1A CN104393587B (en) 2014-11-19 2014-11-19 Combined cooling, heating and power energy station utilizing renewable energy sources

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CN106091475A (en) * 2016-06-18 2016-11-09 中国建筑科学研究院 A kind of renewable building energy composite supply system
CN106230351A (en) * 2016-09-09 2016-12-14 青海天创新能源科技有限公司 Plateau type multiple renewable energy sources combines power supply, energy supplying system
CN108036386A (en) * 2017-12-13 2018-05-15 国网电力科学研究院(武汉)能效测评有限公司 A kind of multipurpose energy supplying system provided multiple forms of energy to complement each other

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CN104716644B (en) * 2015-03-09 2017-01-11 山东大学 Renewable energy source cooling, heating and power microgrid system and control method
CN104848580B (en) * 2015-06-03 2017-03-22 马鞍山聚力科技有限公司 Solar heating and refrigerating integrated system and utilization method thereof
CN105241142A (en) * 2015-11-18 2016-01-13 国网天津市电力公司 Control method of combined type cooling and heating system
CN105515527B (en) * 2015-12-06 2018-02-16 上海博阳新能源科技股份有限公司 A kind of solar energy couples Multisource heat pump integrated system
CN106444562B (en) * 2016-12-08 2019-04-26 东北大学 Coordinate system and method based on the more energy storage devices of scene-electric heating gas shift module
CN107166499B (en) * 2017-06-22 2020-02-14 日出东方太阳能股份有限公司 Cross-season heat storage and supply system and heating method thereof
CN107461954B (en) * 2017-07-28 2020-06-02 上海交通大学 Solar photovoltaic combined cooling heating and power combined supply composite energy system
CN207350892U (en) * 2017-10-16 2018-05-11 深圳市爱能森科技有限公司 One kind is provided multiple forms of energy to complement each other application system

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CN1804488A (en) * 2005-12-05 2006-07-19 邹明富 Air conditioning system utilizing underground cold and heat source
CN201273649Y (en) * 2008-09-08 2009-07-15 倪绍科 Machine unit for coldness, warmness, heat combined supply adopting solar energy and earth energy
CN202008253U (en) * 2010-07-14 2011-10-12 昆明铁路局科学技术研究所 Energy-saving three-component-combined water heating and air conditioning comprehensive utilization device
CN103246263B (en) * 2013-04-22 2015-04-15 天津大学 General optimized dispatching strategy for combined supply of cooling, heating and power microgrid system
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CN106091475A (en) * 2016-06-18 2016-11-09 中国建筑科学研究院 A kind of renewable building energy composite supply system
CN106091475B (en) * 2016-06-18 2018-05-04 中国建筑科学研究院 A kind of renewable building energy composite supply system
CN106230351A (en) * 2016-09-09 2016-12-14 青海天创新能源科技有限公司 Plateau type multiple renewable energy sources combines power supply, energy supplying system
CN108036386A (en) * 2017-12-13 2018-05-15 国网电力科学研究院(武汉)能效测评有限公司 A kind of multipurpose energy supplying system provided multiple forms of energy to complement each other

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