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CN203052803U - Hot water heating system with heat accumulation achieved by combination of ground-source heat pump and solar energy - Google Patents

Hot water heating system with heat accumulation achieved by combination of ground-source heat pump and solar energy Download PDF

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Publication number
CN203052803U
CN203052803U CN 201220734697 CN201220734697U CN203052803U CN 203052803 U CN203052803 U CN 203052803U CN 201220734697 CN201220734697 CN 201220734697 CN 201220734697 U CN201220734697 U CN 201220734697U CN 203052803 U CN203052803 U CN 203052803U
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China
Prior art keywords
heat pump
ground
source heat
soil
pump unit
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Expired - Fee Related
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CN 201220734697
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Chinese (zh)
Inventor
徐方军
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Shaanxi Shengtian Energy Service Co., Ltd.
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SHAANXI SHENGTIAN ENERGY SERVICES CO Ltd
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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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/20Solar thermal
    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/70Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies

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  • Heat-Pump Type And Storage Water Heaters (AREA)
  • Steam Or Hot-Water Central Heating Systems (AREA)

Abstract

Disclosed is a hot water heating system with heat accumulation achieved by combination of a ground-source heat pump and solar energy. According to the hot water heating system with the heat accumulation achieved by the combination of the ground-source heat pump and solar energy, a circulation pump of a ground-source heat pump unit is connected with a heating line buried in the soil, a water outlet end of a solar thermal collector is connected with the heating line buried in the soil, the water outlet end of the solar thermal collector is connected with a water inlet end of the ground-source heat pump unit through the heating line, a temperature sensor at a signal input end of a control system is electrically connected with a ground temperature gauge, a signal output end of the control system is electrically connected with a water outlet end of the ground-source heat pump unit and the water output end of the solar thermal collector, and the water outlet end of the ground-source heat pump unit is connected with a user through the heating line. According to the hot water heating system with the heat accumulation achieved by the combination of the ground-source heat pump and solar energy, temperature of the soil is measured by the ground temperature gauge, the control system is used for determining the quantity of solar heat, collected by the solar thermal collector, sent to the soil, balance of heat absorbed from the ground in winter and heat released to the ground in summer is guaranteed, normal and effective work of the ground-source heat pump unit is guaranteed, and meanwhile, the ground-source heat pump unit and the solar thermal collector are enabled to be combined and do coordination work through the control system.

Description

Soil source heat pump, solar association heat accumulation hot water heating system
Technical field
The utility model belongs to soil source and technical field of solar utilization technique, is specifically related to a kind of soil source heat pump, solar association heat accumulation hot water heating system.
Background technology
The soil source heat pump technology utilizes earth surface geothermal using resource to carry out power conversion as Cooling and Heat Source, and shallow surface is a huge solar thermal collector, collected 47% solar energy, be equivalent to utilize human every year more than 500 times of energy, and be not subjected to restrictions such as region, resource, really be have a large capacity and a wide range, ubiquitous.This is to be stored in shallow surface to be close to unlimited regenerative resource, also is clean energy resource.Compare with surrounding air on the ground, the 5m following soil moisture in ground is annual basicly stable and a little less than average temperature of the whole year, and relatively low condensation temperature and higher evaporating temperature can be provided in winter in summer respectively.So on thermodynamic principles, soil is a kind of Cooling and Heat Source than the better heat pump of surrounding air.And soil source heat pump system can not meet current STRATEGIES OF SUSTAINABLE DEVELOPMENT requirement to row National People's Congress compression ring borders such as heat, steam and bacteriums.Usually soil source heat pump consumes the energy of lKW, and the user can obtain 4KW above heat or cold, and this additional energy is exactly the energy from soil.In addition, energy temperature more constant characteristic in ground makes the source pump operation more reliable, stable, has also guaranteed high efficiency and the economy of system.Estimate that according to the EPA of Environmental Protection Agency the soil source heat pump that design and installation is good can be saved the operating cost of user 30%~40% heating and refrigerating air-conditioning on average.Soil source heat pump unit efficiently, the cold of average generation 1 standard ton only needs the power consumption of 0.88kW, and its power consumption only adds 30%~60% of steam generator system for common handpiece Water Chilling Units;
Solar thermal utilization mainly is divided in the middle cryogenic applications of solar energy and the solar energy high temperature and uses.From the present situation of solar thermal utilization industry, high temperature is used and is in research and development and demonstration popularization stage at present in the solar energy, has good market prospects future; The solar water heater industry, closely related because of itself and the people's daily life, product has environmental protection, energy-conservation, safety, economic dispatch typical feature, develops " main force " that become China's solar thermal utilization rapidly.
At present, China has become maximum in the world solar energy optical-thermal application market, also is maximum in the world solar thermal collector manufacturing center.The solar thermal utilization industry was produced 8,000,000 in vacuum tube in 2011, and totally 5,760 ten thousand square metres of solar energy vacuum tube and dull and stereotyped water heaters increased by 17.6% than 2010, and total recoverable amount is 21,740 ten thousand square metres.
Perfect day by day along with the exploitation of middle high-temperature solar water heater and solar energy and architecture-integral technology, the application of solar water heater no longer is confined to provide hot water, just progressively expand to heating, refrigeration, oven dry and commercial Application direction, market potential is huge.
In recent years, the protection housing construction of country's release, new forms of energy building Demonstration Application, new rural urbanization construction and upgrading open new development space will for the solar thermal utilization industry.And policy making and enforcements such as national energy-saving and emission-reduction strategy all will greatly promote the development of solar thermal utilization industry.Solar energy and building (comprising high level) Study on Integration and enforcement are the important directions that following solar energy development utilizes, and also are that whole solar energy industry is done big basic place.
At present, application and the application of solar energy system in heating system in heating system all carried out separately in field separately with research for soil source heat pump system, focus mainly is to solve the thermal balance that the heat supply problem can't realize soil source in summer in winter with soil source heat pump system separately, since soil source heat pump with the earth as the heat absorption, the heat release carrier, therefore need winter consistent to the heat balance that the earth discharges with summer from the heat of the earth absorption, only in this way soil source heat pump could long-term normal stable operation.But the northern area winter heating cycle is longer than far away and freezes the cycle in summer, because building, all need heating winter simultaneously, but need freeze building summer then seldom, therefore cause the building of employing soil source heat pump heating along with the serious imbalance of heat absorption heat release, cause ground temperature to descend year by year and finally can't carry out normal heating.And with solar energy system solve the heat supply problem can't realize under the extreme weather the heat supply problem, reason is that solar energy heating efficient sharply descends under the coldest in the winter time extreme weather.Thereby this two kinds of heat-supplying mode application have in practice been limited.Through domestic and international many researchers' effort, though obtained some theoretical results and correlation technique at both in conjunction with aspects such as complementations.Yet, because soil source heat pump and solar association accumulation of heat still are in the exploratory stage, still have many technical barriers to need to solve, as how realizing geothermometry, controlling accumulation of heat etc.Therefore, to the further further investigation of the problems referred to above and solve the correlation technique problem, the progress of soil source heat pump, solar association accumulation of heat heating technology there is active operation significance.
Summary of the invention
For solving defective or the deficiency that exists in the above-mentioned prior art, the purpose of this utility model is to provide a kind of soil source heat pump, solar association heat accumulation hot water heating system, it is low that the utility model heating system has round-the-clock heat supply, soil heat balance, cost, the few and safe characteristics of floor space.
For achieving the above object, the technical scheme that the utility model adopts is:
A kind of soil source heat pump, solar association heat accumulation hot water heating system comprise soil source heat pump unit 2, solar thermal collector 3, control system 4 and place the ground temperature thermometer 6 of soil; The circulating pump of described soil source heat pump unit 2 links to each other with heat supply pipeline in being embedded in soil, the water side of described solar thermal collector 3 is connected with heat supply pipeline in being embedded in soil, and the water side of solar thermal collector 3 is connected by the water inlet end of heat supply pipeline with soil source heat pump unit 2 simultaneously; The temperature sensor of described control system 4 signal input parts and ground temperature thermometer 6 are electrically connected, the signal output part of control system 4 is electrically connected with the water side of soil source heat pump unit 2 and solar thermal collector 3, and the water side of described soil source heat pump unit 2 is connected with heating user 1 by heat supply pipeline.
Also comprise the outdoor temperature sensor 5 that is connected with control system 4 signal input parts.
The utility model is compared with prior art, has following advantage:
1, owing to be provided with ground temperature thermometer 6 in soil source inside, thus can record the ground temperature of soil source inside every day summer in winter accurately, thereby determine heat that solar thermal collector 3 carries to soil what with the heat balance of final assurance soil source.
2, can guarantee the operate as normal of heating system under the extreme weather situation at any time according to soil inside and environment temperature control soil source heat pump unit 2 and solar thermal collector 3 co-ordination united heats by control system 4.
3, by outdoor temperature sensor 5 further coordinates operation of source source pump 2 and solar thermal collector 3 work united heats.
In a word, the utility model soil source heat pump, solar association heat accumulation hot water heating system are clear simple, and control is reliable, work safety, and energy consumption is saved in associating accumulation of heat simultaneously.This soil source heat pump, solar association heat accumulation hot water heating system economy, effectively, technical scheme is feasible, can be applied to field of heating, thereby promote the development of soil source heat pump, solar association accumulation of heat heating technology.
Description of drawings
Accompanying drawing is the utility model soil source heat pump, solar association heat accumulation hot water heating system schematic diagram.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
As shown in drawings, a kind of soil source heat pump of the utility model, solar association heat accumulation hot water heating system comprise soil source heat pump unit 2, solar thermal collector 3, control system 4 and place the ground temperature thermometer 6 of soil; The circulating pump of described soil source heat pump unit 2 links to each other with heat supply pipeline in being embedded in soil, the water side of described solar thermal collector 3 is connected with heat supply pipeline in being embedded in soil, and the water side of solar thermal collector 3 is connected by the water inlet end of heat supply pipeline with soil source heat pump unit 2 simultaneously; The temperature sensor of described control system 4 signal input parts and ground temperature thermometer 6 are electrically connected, the signal output part of control system 4 is electrically connected with the water side of soil source heat pump unit 2 and solar thermal collector 3, and the water side of described soil source heat pump unit 2 is connected with heating user 1 by heat supply pipeline.Heat supply pipeline in the present embodiment is hot water pipeline.
Preferably, also comprise the outdoor temperature sensor 5 that is connected with control system 4.
Operation principle of the present utility model is: the temperature of being measured soil by ground temperature thermometer 6, the soil moisture that control system 4 is measured by ground temperature thermometer 6 determines how much hot water that is heated by the solar heat that solar thermal collector 3 is collected is used for delivering to soil, thereby guarantee the heat drawn from the earth winter and summer to the heat balance that the earth discharges, to guarantee that finally soil source heat pump unit 2 is working properly effective.Also make soil source heat pump unit 2 and solar thermal collector 3 joint coordination work by control system 4 simultaneously, unnecessary heat is sent into soil source heat pump unit 2 entrances by hot water pipeline after the heat that solar thermal collector 3 is collected is sent into soil, soil source heat pump unit 2 by heat supply pipeline to heating user 1 heat supply.Make the Energy Efficiency Ratio of whole heating system improve, save energy consumption.

Claims (2)

1. a soil source heat pump, solar association heat accumulation hot water heating system is characterized in that: comprise soil source heat pump unit (2), solar thermal collector (3), control system (4) and place the ground temperature thermometer (6) of soil; The circulating pump of described soil source heat pump unit (2) links to each other with the heat supply pipeline in being embedded in soil, the water side of described solar thermal collector (3) is connected with the heat supply pipeline in being embedded in soil, and the water side of solar thermal collector (3) is connected by the water inlet end of heat supply pipeline with soil source heat pump unit (2) simultaneously; The temperature sensor of described control system (4) signal input part and ground temperature thermometer (6) are electrically connected, the signal output part of control system (4) is electrically connected with the water side of soil source heat pump unit (2) and solar thermal collector (3), and the water side of described soil source heat pump unit (2) is connected with heating user (1) by heat supply pipeline.
2. soil source heat pump according to claim 1, solar association heat accumulation hot water heating system is characterized in that: also comprise the outdoor temperature sensor (5) that is connected with control system (4) signal input part.
CN 201220734697 2012-12-27 2012-12-27 Hot water heating system with heat accumulation achieved by combination of ground-source heat pump and solar energy Expired - Fee Related CN203052803U (en)

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CN 201220734697 CN203052803U (en) 2012-12-27 2012-12-27 Hot water heating system with heat accumulation achieved by combination of ground-source heat pump and solar energy

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103062820A (en) * 2012-12-27 2013-04-24 陕西盛田能源服务有限公司 Ground-source heat pump and solar energy united thermal storage heating system
WO2015035468A1 (en) * 2013-09-12 2015-03-19 Helicool Pty Ltd Soil temperature regulation system
CN106643251A (en) * 2017-02-24 2017-05-10 山东方亚地源热泵空调技术有限公司 Phase change heat storage device for energy storage interconnection heat pump system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103062820A (en) * 2012-12-27 2013-04-24 陕西盛田能源服务有限公司 Ground-source heat pump and solar energy united thermal storage heating system
WO2015035468A1 (en) * 2013-09-12 2015-03-19 Helicool Pty Ltd Soil temperature regulation system
CN106643251A (en) * 2017-02-24 2017-05-10 山东方亚地源热泵空调技术有限公司 Phase change heat storage device for energy storage interconnection heat pump system

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Denomination of utility model: Hot water heating system with heat accumulation achieved by combination of ground-source heat pump and solar energy

Effective date of registration: 20150529

Granted publication date: 20130710

Pledgee: Xi'an innovation financing Company limited by guarantee

Pledgor: Shaanxi Shengtian Energy Services Co., Ltd.

Registration number: 2015990000418

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Date of cancellation: 20160125

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Pledgee: Xi'an innovation financing Company limited by guarantee

Pledgor: Shaanxi Shengtian Energy Services Co., Ltd.

Registration number: 2015990000418

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CP01 Change in the name or title of a patent holder

Address after: Beilin District Yanta Road, 710054 middle Shaanxi province Xi'an City No. 68 room 12A31

Patentee after: Shaanxi Shengtian Energy Service Co., Ltd.

Address before: Beilin District Yanta Road, 710054 middle Shaanxi province Xi'an City No. 68 room 12A31

Patentee before: Shaanxi Shengtian Energy Services Co., Ltd.

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Denomination of utility model: Hot water heating system with heat accumulation achieved by combination of ground-source heat pump and solar energy

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Denomination of utility model: Hot water heating system with heat accumulation achieved by combination of ground-source heat pump and solar energy

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