CN201697209U - Solar cross-season soil embedded pipe heat storage and supply device - Google Patents

Solar cross-season soil embedded pipe heat storage and supply device Download PDF

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Publication number
CN201697209U
CN201697209U CN200920308278XU CN200920308278U CN201697209U CN 201697209 U CN201697209 U CN 201697209U CN 200920308278X U CN200920308278X U CN 200920308278XU CN 200920308278 U CN200920308278 U CN 200920308278U CN 201697209 U CN201697209 U CN 201697209U
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CN
China
Prior art keywords
solar
circulation line
heat
pump
water
Prior art date
Application number
CN200920308278XU
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Chinese (zh)
Inventor
张广宇
焦燕
郝俊红
王岩
底冰
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中国建筑设计研究院
国家住宅与居住环境工程技术研究中心
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Application filed by 中国建筑设计研究院, 国家住宅与居住环境工程技术研究中心 filed Critical 中国建筑设计研究院
Priority to CN200920308278XU priority Critical patent/CN201697209U/en
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Publication of CN201697209U publication Critical patent/CN201697209U/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
    • 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
    • Y02B10/40Geothermal heat-pumps
    • 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
    • Y02E10/10Geothermal energy
    • 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, e.g. solar towers

Abstract

The utility model discloses a solar cross-season soil embedded pipe heat storage and supply device, which comprises a solar heat collector, a water tank and a solar heat supply and exchange coil pipe. A ground source heat pump heat exchange coil pipe is arranged in the water tank and communicated with a plate heat exchanger through a second circulating pipeline, wherein the second circulating pipeline is provided with a second water pump, a first constant pressure tank and an electromagnetic valve; the plate heat exchanger is communicated with a heat pump unit through a third circulating pipeline, and the third circulating pipeline is provided with a third water pump, a third constant pressure tank and an electromagnetic valve; and the plate heat exchanger is also communicated with an underground embedded pipe embedded underground and provided with an underground heat insulation device through a fourth circulating pipeline, wherein the fourth circulating pipeline is provided with a fourth water pump, a second constant pressure tank and an electromagnetic valve. The device can store the redundant heat generated by a summer solar heat collecting system for use in winter, effectively save the energy, improve the use efficiency of the solar energy, and meanwhile overcome the defect of the traditional ground source heat pump.

Description

Solar cross-season soil ground pipe laying heat accumulating and heating device

Technical field

The utility model relates to a kind of heating system, particularly a kind of heating system that solar thermal collection system and earth source heat pump are combined.

Background technology

Solar energy is important renewable energy, current solar water heating system has been widely used in the annual domestic hot-water's of building the supply, in order significantly to increase the consumption of solar energy, to substitute more conventional energy resource, the mode of utilizing of solar energy has related to field of heating gradually, but the employed solar energy system of some pilot projects all is hot water supply system's simple amplification at present, exist to such an extent that the heat summer is full of the technical bottleneck that the winter loses, it is lower winter solar energy fraction to have occurred, the situation of the heat surplus of non-heating season; Simultaneously; ground source heat pump technology has been widely used in building heat supply in winter and the summer air-conditioning; but in colder area; usually in the time of can summer cooling occurring to underground heat exhaust during less than heat supply in winter from underground heat-obtaining amount, the long-time running meeting brings that the soil moisture reduces, the consequence of running effect variation.Above-mentioned two problems is solar energy and these two technical operation key of success of earth source heat pump.

The utility model content

In order to overcome the deficiencies in the prior art, the utility model provides a kind of solar cross-season soil ground pipe laying heat accumulating and heating device, solve the thermal balance technical problem of above-mentioned two technology in the building heating.

The technical scheme that its technical problem that solves the utility model adopts is:

A kind of solar cross-season soil ground pipe laying heat accumulating and heating device, comprise a solar thermal collection system, this solar thermal collection system comprises solar thermal collector, the water tank that is communicated with solar thermal collector by first circulation line and the solar heating heat exchange coil that is positioned at water tank, wherein be connected with first water pump on the circulation line, the inlet of solar heating heat exchange coil is communicated with the running water water inlet pipe, the outlet of solar heating heat exchange coil is communicated with the domestic hot-water's outlet pipe that is connected with electric heater and magnetic valve, it is characterized in that:

Also be provided with the earth source heat pump heat exchange coil in the water tank, the earth source heat pump heat exchange coil is communicated with plate type heat exchanger by second circulation line, and wherein second circulation line is provided with second water pump, first Constant pressure tank and magnetic valve.

Described plate type heat exchanger also is communicated with source pump by the 3rd circulation line, and the 3rd circulation line is provided with the 3rd water pump, the 3rd Constant pressure tank and magnetic valve.

Described plate type heat exchanger also by the 4th circulation line be embedded in underground buried tube underground, that have underground attemperator and be communicated with, wherein the 4th circulation line is provided with the 4th water pump, second Constant pressure tank and magnetic valve.

Described second circulation line is connected with plate type heat exchanger by magnetic valve, and the 3rd circulation line, the 4th circulation line also are connected with plate type heat exchanger by magnetic valve.

Can be connected with between described second circulation line and the 4th circulation line and cross over pipe, cross over pipe and be provided with magnetic valve.

The beneficial effects of the utility model are as follows:

Thermal balance question in season when the utility model utilizes various forms of cross-season heat-storages to solve solar heating, also be to solve northern earth source heat pump long-lasting, stable effective ways one of to underground concurrent heating summer.Utilize the solar cross-season heat-storage of ground pipe laying to combine use, solved the seasonal thermal balance question of two kinds of systems simultaneously with soil source heat pump.

When being used for the building heating, solar energy can significantly improve the solar energy fraction, but also there is the too low long problem of the investment repayment time limit that causes of utilization rate of equipment and installations, and the utility model gets hot storing in underground with the non-heating season of solar energy especially, and the form of utilizing heat pump is in the winter time extracted heat and is heated for building from soil, it can be stored into the unnecessary heat that summer, solar thermal collection system produced and re-use winter, effectively saved conventional energy resource, improved the utilization rate of solar energy, solve the shortcoming of traditional earth source heat pump simultaneously, the soil moisture reduction that long-time running brings can not occur, the consequence of running effect variation.

The utility model relates to the renewable energy utilization technology, be specifically related to solar cross-season storing technology, solar heating technology, ground source heat pump technology, it provides cold district to use a solution of solar heating, basic thought is that earth source heat pump and solar heat pump are combined, use the underground heat storage device both to solve the superfluous problem of heat that summer, solar thermal collection system produced, also help raising system heating performance in the winter time simultaneously.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the systematic schematic diagram of summer when underground heat storage.

Fig. 3 is the schematic diagram of winter solar energy heat pump heating mode.

Fig. 4 is the schematic diagram of earth source heat pump heating system in winter.

Reference numeral: 1-solar thermal collector, the 2-water tank, 3-earth source heat pump heat exchange coil, the 4-plate type heat exchanger, the 5-source pump, the underground attemperator of 6-, the 7-underground buried tube, 8.1-first water pump, 8.2-second water pump, 8.3-the 3rd water pump, 8.4-the 4th water pump, 9.1-the-Constant pressure tank, 9.2-second Constant pressure tank, 9.3-the 3rd Constant pressure tank, the 10-magnetic valve, 11-solar heating heat exchange coil, the 12-electric heater, 13-crosses over pipe, 14.1-first circulation line, 14.2-second circulation line, 14.3-the 3rd circulation line, 14.4-the 4th circulation line.

The specific embodiment

Embodiment is referring to Fig. 1, this solar cross-season soil ground pipe laying heat accumulating and heating device, comprise a solar thermal collection system, this solar thermal collection system comprises solar thermal collector 1, the water tank 2 that is communicated with solar thermal collector 1 by first circulation line 14.1, and the solar heating heat exchange coil 11 that is positioned at water tank 2, wherein be connected with first water pump 8.1 on the circulation line, the inlet of solar heating heat exchange coil 11 is communicated with the running water water inlet pipe, and the outlet of solar heating heat exchange coil 11 is communicated with the domestic hot-water's outlet pipe that is connected with electric heater 12 and magnetic valve 10.

Also be provided with earth source heat pump heat exchange coil 3 in the water tank 2, earth source heat pump heat exchange coil 3 is communicated with plate type heat exchanger 4 by second circulation line 14.2, and wherein second circulation line 14.2 is provided with second water pump 8.2, first Constant pressure tank 9.1 and the magnetic valve; Described plate type heat exchanger 4 also is communicated with source pump 5 by the 3rd circulation line 14.3, and the 3rd circulation line 14.3 is provided with the 3rd water pump 8.3, the 3rd Constant pressure tank 9.3 and magnetic valve; Described plate type heat exchanger 4 also by the 4th circulation line 14.4 be embedded in underground buried tube 7 underground, that have underground attemperator 6 and be communicated with, wherein the 4th circulation line 14.4 is provided with the 4th water pump 8.4, second Constant pressure tank 9.2 and the magnetic valve.

Described second circulation line 14.2 is connected with plate type heat exchanger 4 by magnetic valve, and the 3rd circulation line 14.3, the 4th circulation line 14.4 also are connected with plate type heat exchanger 4 by magnetic valve.

Be connected with between described second circulation line 14.2 and the 4th circulation line 14.4 and cross over pipe 13, cross over pipe 13 and be provided with magnetic valve.

The utility model has following several operational mode:

Referring to Fig. 1, the one, solar energy system provides building annual domestic hot-water, the solar thermal collection system that constitutes by solar thermal collector 1, water tank 2, first water pump 8.1, adopt the temperature difference to control 8.1 operations of first water pump, running water is heated to design temperature by electric heater 12 again after being immersed in heat exchange coil 11 heat absorptions in the water tank.

Referring to Fig. 2, the 2nd, summer when the heat-collecting capacity in a day during greater than domestic hot-water's calorific requirement, close the magnetic valve on the 3rd circulation line 14.3, open other magnetic valve, second water pump 8.2,8.4 operations of the 4th water pump are to underground heat storage.

Referring to Fig. 3, the 3rd, work as the water tank water temperature winter and be lower than 32 ℃ and when being higher than 10 ℃, adopt the solar heat pump heating system.Concrete operations are the magnetic valves of closing on the 4th circulation line 14.4, open other magnetic valve, second water pump 8.2,8.3 operations of the 3rd water pump, after heat in the water tank passes to the heat source side of plate type heat exchanger 4 by heat exchange coil 3, pass to the evaporation side of source pump 5 again by plate type heat exchanger 4, source pump 5 operations heat to air-conditioned room by airduct or fan coil again.

Referring to Fig. 4, the 4th, work as the water tank water temperature winter and be higher than 32 ℃ or be lower than 10 ℃, adopt the earth source heat pump method of operation, because be higher than 32 ℃ or be lower than 10 ℃ when the water tank water temperature winter, not in earth source heat pump operating condition scope, adopt earth source heat pump this moment, the interior water temperature of water tank is higher than 32 ℃ and has more present non-heating season, and starting this moment is the accumulation of heat circulation.Concrete operations are the magnetic valves of closing on second circulation line 14.2, open other magnetic valve, the 3rd water pump 8.3,8.4 operations of the 4th water pump, the solar energy of soil energy and storage in summer is reached the heat source side of plate type heat exchanger 4 by underground buried tube 7, pass to the evaporation side of source pump 5 again by plate type heat exchanger 4, after source pump 5 operations, heat to air-conditioned room by airduct or fan coil again.

Claims (3)

1. solar cross-season soil ground pipe laying heat accumulating and heating device, comprise a solar thermal collection system, this solar thermal collection system comprises solar thermal collector (1), the water tank (2) that is communicated with solar thermal collector (1) by first circulation line (14.1), and the solar heating heat exchange coil (11) that is positioned at water tank (2), wherein be connected with first water pump (8.1) on the circulation line, the inlet of solar heating heat exchange coil (11) is communicated with the running water water inlet pipe, the outlet of solar heating heat exchange coil (11) is communicated with the domestic hot-water's outlet pipe that is connected with electric heater (12) and magnetic valve (10), it is characterized in that:
Also be provided with earth source heat pump heat exchange coil (3) in the water tank (2), earth source heat pump heat exchange coil (3) is communicated with plate type heat exchanger (4) by second circulation line (14.2), and wherein second circulation line (14.2) is provided with second water pump (8.2), first Constant pressure tank (9.1) and magnetic valve;
Described plate type heat exchanger (4) also is communicated with source pump (5) by the 3rd circulation line (14.3), and the 3rd circulation line (14.3) is provided with the 3rd water pump (8.3), the 3rd Constant pressure tank (9.3) and magnetic valve;
Described plate type heat exchanger (4) also by the 4th circulation line (14.4) be embedded in underground buried tube underground, that have underground attemperator (6) (7) and be communicated with, wherein the 4th circulation line (14.4) is provided with the 4th water pump (8.4), second Constant pressure tank (9.2) and magnetic valve.
2. solar cross-season soil according to claim 1 ground pipe laying heat accumulating and heating device, it is characterized in that: described second circulation line (14.2) is connected with plate type heat exchanger (4) by magnetic valve, and the 3rd circulation line (14.3), the 4th circulation line (14.4) also are connected with plate type heat exchanger (4) by magnetic valve.
3. solar cross-season soil according to claim 1 ground pipe laying heat accumulating and heating device, it is characterized in that: be connected with between described second circulation line (14.2) and the 4th circulation line (14.4) and cross over pipe (13), cross over pipe (13) and be provided with magnetic valve.
CN200920308278XU 2009-08-19 2009-08-19 Solar cross-season soil embedded pipe heat storage and supply device CN201697209U (en)

Priority Applications (1)

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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103088873A (en) * 2013-01-17 2013-05-08 东南大学 Cold region tunnel fire fighting pipeline solar energy-ground source heat pump united heat storage heating system
CN103256729A (en) * 2013-05-23 2013-08-21 上海交通大学 High-capacity combination type solar energy thermochemistry cascaded heat storage device and solar energy application
CN103453571A (en) * 2013-08-09 2013-12-18 西安交通大学 Closed circulation heating system
CN103615757A (en) * 2013-12-16 2014-03-05 王怡岷 Terrestrial heat temperature compensation system and construction method based on wind energy
CN103782846A (en) * 2014-01-21 2014-05-14 同济大学 Agricultural greenhouse heating supply system based on seasonal solar energy soil heat storage
CN103954060A (en) * 2014-05-07 2014-07-30 李建峰 Combined heat exchange system for terrestrial heat of deep dry-heat rock stratum
CN104061717A (en) * 2014-06-28 2014-09-24 新疆太阳能科技开发公司 Seasonal thermal storage solar low-temperature thermal electricity generation composite ground-source heat pump system
CN104764227A (en) * 2015-03-06 2015-07-08 哈尔滨暖宜商贸有限公司 Method for cross-seasonal solar energy storage through heat and moisture preserved soil
CN107228506A (en) * 2017-04-27 2017-10-03 同济大学 A kind of resource integrated complementation of renewable energy based on cross-season heat-storage utilizes system
CN109028253A (en) * 2018-07-11 2018-12-18 北京石油化工学院 A kind of greenhouse solar energy heating system
CN110345649A (en) * 2019-07-04 2019-10-18 曹树梁 Pile-driving and-pulling machine builds ceramic solar hot-water energy accumulator in product soil layer punching

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103088873A (en) * 2013-01-17 2013-05-08 东南大学 Cold region tunnel fire fighting pipeline solar energy-ground source heat pump united heat storage heating system
CN103256729A (en) * 2013-05-23 2013-08-21 上海交通大学 High-capacity combination type solar energy thermochemistry cascaded heat storage device and solar energy application
CN103256729B (en) * 2013-05-23 2015-12-02 上海交通大学 Large Copacity combined solar chemistry step high effective heat-storage device and application
CN103453571A (en) * 2013-08-09 2013-12-18 西安交通大学 Closed circulation heating system
CN103453571B (en) * 2013-08-09 2015-10-28 西安交通大学 A kind of closed circulation heating system
CN103615757A (en) * 2013-12-16 2014-03-05 王怡岷 Terrestrial heat temperature compensation system and construction method based on wind energy
CN103615757B (en) * 2013-12-16 2016-03-23 王怡岷 A kind of terrestrial heat temperature compensation system construction method based on wind energy
CN103782846B (en) * 2014-01-21 2016-11-02 同济大学 Agricultural greenhouse heating system based on seasonal solar energy soil thermal storage
CN103782846A (en) * 2014-01-21 2014-05-14 同济大学 Agricultural greenhouse heating supply system based on seasonal solar energy soil heat storage
CN103954060A (en) * 2014-05-07 2014-07-30 李建峰 Combined heat exchange system for terrestrial heat of deep dry-heat rock stratum
CN104061717A (en) * 2014-06-28 2014-09-24 新疆太阳能科技开发公司 Seasonal thermal storage solar low-temperature thermal electricity generation composite ground-source heat pump system
CN104061717B (en) * 2014-06-28 2016-01-20 新疆太阳能科技开发公司 A kind of seasonal storage solar energy low-temperature heat power generation composite ground source heat pump system
CN104764227B (en) * 2015-03-06 2016-06-15 哈尔滨暖宜商贸有限公司 A kind of method utilizing the realization of insulation wet soil earth to store sun power across season
CN104764227A (en) * 2015-03-06 2015-07-08 哈尔滨暖宜商贸有限公司 Method for cross-seasonal solar energy storage through heat and moisture preserved soil
CN107228506A (en) * 2017-04-27 2017-10-03 同济大学 A kind of resource integrated complementation of renewable energy based on cross-season heat-storage utilizes system
CN107228506B (en) * 2017-04-27 2019-10-01 同济大学 A kind of resource integrated complementation of renewable energy based on cross-season heat-storage utilizes system
CN109028253A (en) * 2018-07-11 2018-12-18 北京石油化工学院 A kind of greenhouse solar energy heating system
CN110345649A (en) * 2019-07-04 2019-10-18 曹树梁 Pile-driving and-pulling machine builds ceramic solar hot-water energy accumulator in product soil layer punching

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Granted publication date: 20110105

Termination date: 20110819