CN1807996A - Cold and warm air conditioning system with geothermal heat pump system - Google Patents
Cold and warm air conditioning system with geothermal heat pump system Download PDFInfo
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- CN1807996A CN1807996A CN 200510107951 CN200510107951A CN1807996A CN 1807996 A CN1807996 A CN 1807996A CN 200510107951 CN200510107951 CN 200510107951 CN 200510107951 A CN200510107951 A CN 200510107951A CN 1807996 A CN1807996 A CN 1807996A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/40—Geothermal heat-pumps
Abstract
The invention relates to a ground heat floor cold-hot air conditioning system, which comprises a ground heat pump system, a reflux supply system, a divider, and an embedded pipe. Wherein, said ground heat pump system comprises an underground well, a water pump, an underground water pipeline, a dust cleaner, a underground reflux well, a compressor, a evaporator, and a condenser. The inlet of water pump inserts into the underground well and its outlet is connected to the inlet of underground water pipeline; the outlet of underground water pipeline is inserted into the underground reflux well; the reflux end of reflux supply system is connected to the divider; the outlet of reflux pipe is connected to the evaporator or the condenser; the outlet of water supply pipe is connected to the inlet of divider; the inlet of water supply pipe is connected to the evaporator or the condenser; and the embedded pipe is connected to the divider. The invention can realize the heat and cold supply by floor radiation, uses the ground heat pump to supply the water with middle-temperature to reduce the investment and operation cost.
Description
Technical field
The present invention relates to a kind of in warm cold and warm air conditioning system with geothermal heat pump system, be a kind of central air conditioner system of energy-conservation environmental protection again, be applicable to the central heating cooling (domestic hot-water supply of also can holding concurrently) of residential houses, utilities building.
Background technology
1, most city dwellers can only enjoy " tradition three supplies " at present: coal-fired central heating+split-type air conditioner cooling+electric heater domestic hot-water supply, and investment is big, power consumption is many, water consumption is many, expense is high, pollution is heavy, and burden on society and resident bear heavily.
2, central air-conditioning (as lithium bromide unit, the handpiece Water Chilling Units etc.) investment of public building use at present is higher, running cost is higher, the life-span is short, also wants oil consumption, consumption gas.Public building energy consuming ratio civil buildings are wanted high several times.
3, owing to reasons such as investments, present building exterior wall heat preserving does not mostly reach the energy-conservation level of national requirements 50%, even only reaches 10%～20%, causes highly energy-consuming, high pollution, high running cost during heating air conditioning.
4, present earth source heat pump heating and cooling system is the energy-conservation central air-conditioning that a kind of investment is not high, running cost is low, recently the definite Building Cooling source device selection principle of the national standard of Zhi Hanging (GB50189-2005): " having natural water resources or geothermal source can be when utilizing, selectively source heat pump heat supply cooling technology ".But its shared ratio between investments of end-equipment fan coil is big, and the mode of blowing a cold wind over summer is also unfavorable to patient and the elderly.Simultaneously, will will supply 7 ℃ water at low temperature refrigeration summer winter for the heating of the high-temperature water more than 50 ℃, increased the weight of power consumption.
5, patent of invention " waring and cooling air conditioning system in floor " (CN1374480A) has superiority in investment, but it is to use the conventional boiler heat supply, and is unfavorable aspect coal price, rise of the oil price, pollution control.Take out the direct cooling of underground water, the bad adjusting of inflow temperature and room temperature simultaneously summer.Not energy saving building is had any problem with the floor cooling.There is not phreatic place not easy to handle yet.
Summary of the invention
Technical problem to be solved by this invention is to avoid above-mentioned deficiency of the prior art, and a kind of cold and warm air conditioning system with geothermal heat pump system is proposed, this system is that method with system design and optimum organization is the abundant heat preservation energy-saving of cold and hot amount demand system (building), cold and hot amount demand is reduced as far as possible, so that realize flooring radiation heat supply cooling again, and realize that cold and hot amount supply system provides middle warm water cooling warm by earth source heat pump, to reach the purpose that reduces investment and running cost at double.
Technical scheme provided by the present invention is: a kind of cold and warm air conditioning system with geothermal heat pump system, comprise earth-source hot-pump system, water supply and return system, water knockout drum, the ground pipe laying, it is characterized in that: described earth-source hot-pump system comprises underground water well, water pump, underground water pipe, desander, ground water recharging well, compressor, evaporimeter, condenser, the water inlet of water pump stretches in the underground water well, and the delivery port of water pump is connected with the water inlet end of underground water pipe, and the water side of underground water pipe is stretched in the ground water recharging well, be provided with desander successively to the water side from water inlet end on the underground water pipe, inlet valve, evaporimeter or condenser, flowing water Valve; The return pipe water inlet end of described water supply and return system is connected with water knockout drum, and the water side of return pipe is connected with evaporimeter or condenser, and the water side of feed pipe is connected with the water inlet of water knockout drum, and the water inlet end of feed pipe is connected with evaporimeter or condenser; Described ground pipe laying is communicated with water knockout drum.
Further, be provided with the water knockout drum flowing water Valve successively to the water side from water inlet end on the described return pipe, the filter inlet valve, filter, circulating pump inlet valve, circulating pump, triple valve, changes in temperature water transfer valve, triple valve is connected with feed pipe, and feed pipe is provided with changes in temperature water transfer valve, water knockout drum inlet valve.
Further, between water knockout drum flowing water Valve and filter inlet valve, be provided with the return water temperature meter on the described return pipe, between filter and circulating pump inlet valve, be provided with Pressure gauge; Also be provided with inflow temperature meter, Pressure gauge on the described feed pipe.
Further, between desander and inlet valve, be provided with electric water treatment device on the described underground water pipe.
Further, described ground pipe laying is " returning " shape, caliber 20mm, and tube pitch 150-200mm, material are polythene PE X or PEK.Buried tube material polythene PE X, ground pipe laying periphery material and flooring material are with " grey body " material of high-absorbility, high radiant force, as concrete, mortar, ceramic tile, marble etc., to strengthen hot and cold radianting capacity.
As one of necessary condition of the present invention, this waring and cooling air conditioning system also includes building wall outer heat preservation system, by a kind of high molecular polymer binding material and insulation benzene plate external wall fully is incubated, the cooling so that the heat supply of realization flooring radiation is held concurrently, make the external wall heat transfer coefficient reduce to 0.6～0.5, and cooperate with medi-empty glass window and to make building cold finger mark reduce to 45-30W/m
2, heating index is reduced to 30-15W/m
2Thereby, reducing the burden of cold and hot amount delivery system and production system greatly, described heat-insulation system is located between building basic unit's body of wall and the finish coat, to being provided with tack coat between the finish coat successively, be incubated the benzene plate, interior overcoat from basic unit's body of wall, alkali-resistant glass fiber mesh, external protection coating.The thickness of described insulation benzene plate is 4cm～6cm.
The present invention has following advantage:
1, can make hollow brick 370mm wall multistory brick-and-concrete structure residence outer wall heat transfer coefficient reduce to 0.6-0.5 from 1.15 with the investment of the exterior-wall heat insulation of about 20 yuan of every building square meters, thereby make flooring radiative cooling become possibility, and make earth source heat pump realize in warm cooling warm.The outer insulation of other form is not easy the effect that reaches such.
2, by optimized design and best proportioning parameter, make winter, summer supply water temperature from two-way significantly near the underground water natural temperature away from the high and low temperature (50 ℃, 7 ℃) of ground water temperature, realized " the middle temperature earth-source hot-pump system " of minimum power consumption.
At this moment, the total system initial cost is reduced to the 1/2-1/3 of prior art, and running cost is reduced to 1/3～1/4 of prior art, has also saved the resident and has bought air-conditioning investment by oneself and the idle call electric weight is reduced to existing split-type air conditioner below 1/3, realize significantly energy-conservation, reduce investment outlay.Not only take leave of fire coal, fuel oil, combustion gas, take leave of conventional central air-conditioning and split-type air conditioner, take leave of air conditioner disease, also taken leave of expensive fan coil.
3, earth source heat pump equipment life than the high 1-2 of existing air-conditioning doubly, than the high 30%-50% of existing earth source heat pump.Output energy more than 80% relies on inexhaustible regenerative resource, is not afraid of the energy and appreciates.
4, reducing significantly of initial cost also vacateed the investment space for the use of soil source heat pump, alleviated phreatic dependence.And make this system hold concurrently for four seasons domestic hot-water further energy-conservation cost saving.
Through system design and optimum organization exterior wall heat-preserving system, flooring radiation system and earth-source hot-pump system can the while easily enter common people family and buildings such as hotel, office building, fundamentally energy savings and contaminated solution.
Description of drawings
Fig. 1 is the wall outer heat preservation system structural representation of cold and warm air conditioning system with geothermal heat pump system of the present invention;
Fig. 2 is the structural representation of cold and warm air conditioning system with geothermal heat pump system of the present invention;
Wherein, 1-heat-insulation system, 2-ground pipe laying, the 3-water knockout drum, 4-water supply and return system, 5-earth-source hot-pump system, 1-1-basic unit body of wall, the 1-2-tack coat, 1-3-insulation benzene plate, overcoat in the 1-4-, the 1-5-alkali-resistant glass fiber mesh, the 1-6-external protection coating, 1-7-finish coat, 4-1-inflow temperature meter, 4-2-return water temperature meter, the 4-3-filter, 4-4-pressure of return water table, 4-5-circulating pump, the 4-6-triple valve, 4-7-water knockout drum flowing water Valve, 4-8-filter inlet valve, 4-9-circulating pump inlet valve, the 4-10-return pipe, the 4-11-feed pipe, 4-12-water knockout drum inlet valve, 4-13-inlet gage, the 5-1-compressor, the 5-2-evaporimeter, 5-3-condenser, the underground water pump of 5-4-, the 5-5-ground water recharging well, the 5-6-electric water treatment device, 5-7-desander, 5-8-changes in temperature water transfer valve, 5-9-changes in temperature water transfer valve, 5-10-changes in temperature water transfer valve, 5-11-changes in temperature water transfer valve, 5-12-underground water inlet valve, 5-13-underground water inlet valve, 5-14-underground water flowing water Valve, 5-15-underground water flowing water Valve, 5-16-underground water pipe.
The specific embodiment
Below in conjunction with description of drawings the specific embodiment of the present invention.
Referring to Fig. 2, cold and warm air conditioning system with geothermal heat pump system of the present invention comprises earth-source hot-pump system 5, water supply and return system 4, water knockout drum 3, ground pipe laying 2.Earth-source hot-pump system 5 comprises underground water well, water pump 5-4, underground water pipe 5-16, desander 5-7, electric water treatment device 5-6, ground water recharging well 5-5, compressor 5-1, evaporimeter 5-2, condenser 5-3, the water inlet of water pump 5-4 stretches in the underground water well, and the delivery port of water pump 5-4 is connected with the water inlet end of underground water pipe 5-16, and the water side of underground water pipe 5-16 is stretched among the ground water recharging well 5-5, underground water pipe 5-16 goes up and is provided with desander 5-7 successively to the water side from water inlet end, inlet valve 5-12,5-13, evaporimeter 52 or condenser 5-3, flowing water Valve 5-14,5-15; The return pipe 4-10 water inlet end of water supply and return system 4 is connected with water knockout drum 3, the water side of return pipe 4-10 is connected with evaporimeter 5-2 or condenser 5-3, return pipe 4-10 goes up and is provided with water knockout drum flowing water Valve 4-7 successively to the water side from water inlet end, return water temperature meter 4-2, filter inlet valve 4-8, filter 4-3, pressure of return water table 4-4, circulating pump inlet valve 4-9, circulating pump 4-5, triple valve 4-6, changes in temperature water transfer valve 5-8,5-9, triple valve 4-6 is connected with feed pipe 4-11, the water side of feed pipe 4-11 is connected with the water inlet of water knockout drum 3, and the water inlet end of feed pipe 4-11 is connected with evaporimeter 5-2 or condenser 5-3, and feed pipe 4-11 is provided with changes in temperature water transfer valve 5-10,5-11, water knockout drum inlet valve 4-12, inlet gage 4-13, the inflow temperature meter; Ground pipe laying 2 is communicated with water knockout drum 3.
Referring to Fig. 1, this waring and cooling air conditioning system also includes building wall outer heat preservation system 1, makes the external wall heat transfer coefficient reduce to 0.6～0.5, and cooperates with medi-empty glass window and the building cold finger to be marked reduce to 45-30W/m
2, heating index is reduced to 30-15W/m
2Thereby reduce the burden of cold and hot amount delivery system and production system greatly, this heat-insulation system 1 is located between building body of wall 1-1 of basic unit and the finish coat 1-7, be provided with tack coat 1-2 from the body of wall 1-1 of basic unit successively between the finish coat 1-7, insulation benzene plate 1-3, interior overcoat 1-4, alkali-resistant glass fiber mesh 1-5, external protection coating 1-6, wherein, bonding layer material is by high molecular polymer, copolymer, the concentrated rubber powder that inorganic coagulation material and additive constitute is a nucleus, grating fine sand and Portland cement are that the basis is formulated, the thickness of insulation benzene plate is 5cm when structural clay tile 370mm brick mix structure, when other body of wall, to specifically calculate, be as the criterion to reach heat transfer coefficient of outer wall 0.6-0.5.
During construction, exterior-wall heat insulation is by the A type heat preserving mode of country " external wall outer insulation engineering rules " (2005), Ministry of Construction's approval, by the body of wall 1-1 of basic unit construction from level to level from the inside to surface, the concentrated rubber powder that constitutes with high molecular polymer, copolymer, inorganic coagulation material and additive is that nucleus, grating fine sand and Portland cement are that the bonding dry powder material of basic ingredient has reached the national regulation technical standard fully, has reliable and adhesion strength and crack resistance safety.The flooring radiation system is by " ground radiation heating technical regulation " (2004).Earth source heat pump by national standard " water source heat pump units " (GB19409-2003).
The course of work of the present invention is as follows:
Winter is when heating, turn off valve 5-8 earlier, valve 5-13, valve 5-14, valve 5-11, open all the other valves, underground water is heat sink, and underground water enters evaporimeter 5-2 and cold-producing medium and carries out heat exchange by water pump 5-4, desander 5-7, electric water treatment device 5-6 and valve 5-12, cold-producing medium absorbs the underground water heat and evaporates in evaporimeter 5-2, underground water is in valve 5-15 enters ground water recharging well 5-5.The compressed again machine 5-1 of cold-producing medium is compressed into high-temperature high-pressure overheat steam and enters condenser 5-3, air conditioner water obtains heating at this, produces 28～35 ℃ hot water, and the air conditioner water of heat is through feed pipe 4-11, and enter " returning " shape ground pipe laying 2 in room by water knockout drum 3, be building heat supplying.Under the effect of circulating pump 4-5, the air conditioner water of ground pipe laying 2 enters return pipe 4-10 through water knockout drum 3 and enters the next round circulation through filter 4-3 filtration, triple valve 4-6, valve 5-9.
Summer is when freezing, turn off valve 5-9, valve 5-12, valve 5-10, valve 5-15 earlier, open all the other valves, underground water 5-4 is the heat extraction source, and underground water enters condenser 5-3 and cold-producing medium and carries out heat exchange by water pump 5-4, desander 5-7, electric water treatment device 5-6 and valve 5-13, cold-producing medium evaporates in evaporimeter 5-2, produce 14-20 ℃ cold water, cold air conditioner water enters ground pipe laying 2 through valve 5-11, feed pipe 4-11, water knockout drum 3 etc., refrigeration between buying a house in installments.The Northeast, North China underground water temperature is substantially in this scope, thus the most of the time can not drive main frame and directly underground water is sent into the room cooling, realize significantly energy-conservation.
Air-conditioning water temperature, flow can be by checking inflow temperature meter 4-1, return water temperature meter 4-2, pressure of return water table 4-4, pressure of supply water table 4-13, and triple valve 4-6 etc. regulates.
Cold and warm air conditioning system with geothermal heat pump system Application Example of the present invention is as follows:
Adopt the best of breed system of exterior-wall heat insulation+flooring radiation+earth source heat pump, realize " can three for " (cooling, heat supply, heat supply water), reach and reduce initial cost significantly, economize on coal, economize on electricity, economize on water, save the purpose of usage charges significantly.
One, architectural exterior-protecting construction
1, roof: do by the insulation standard.
2, stair, partition wall, basement roof: do by the insulation standard.
3, the plastic-steel window of exterior window: hollow 12mm.
4, exterior wall: do by the A type (external labeling type) that the Ministry of Construction promotes.
Two, flooring radiation system
1, PE * caliber: Ф 20mm.
2, PE * pipe distance: 150-200mm.
3, winter inflow temperature: 30～35 ℃, reach indoor about 18 ℃; Summer inflow temperature: 12～18 ℃, reach about 26 ℃ of room temperatures.
4, ground floor structure (material and thickness): ceramic tile, heat transfer coefficient 1.1W/m
2℃, about thickness 10mm.
5, thermal insulation layer, concrete packed layer, screed-coat construction as usual, but bed thickness is as far as possible little.The thermal insulation layer heat transfer coefficient is as far as possible little, and other layer heat transfer coefficient is big as far as possible.
Three, energy three is for benefit (external wall complex heat transfer coefficient reaches the energy-saving residence of 0.6-0.5)
Reach following effect with tradition three for (central heating+split-type air conditioner cooling+electric heater) contrast:
| Three supplier's formulas | Consumption coal (kg/ m 2) | Power consumption (W/ m 2) | Heat supply water consumption (kg/ m 2) | Pollute | Running cost (unit/m 2) | |||
| Heat supply | Cooling | Heat supply water | Add up to | |||||
| Tradition three supplies | 25 | 60 | 180 | Heavy | 18.4 | 10 | 7.5 | 35.9 |
| Ground can three confessions | 0 | 15 | 0 | Do not have | 8 | 4 | 2.5 | 14.5 |
| Ground can benefit (year) | 25 | 45 | 180 | Environmental protection | 10.4 | 6 | 5 | 21.4 |
Four, system cost: 130 yuan/m
2(30 yuan/m of exterior-wall heat insulation
240 yuan/m of+flooring radiation
260 yuan/m of+earth-source hot-pump system
2).
Economize 50 yuan/m of initial cost than exterior-wall heat insulation+fan coil+earth-source hot-pump system
2More than; Supply 105 yuan/m of reduced investment than tradition three
2, (with being incubated+heating investment outside the construction unit quite), annual running cost is economized 21.4 yuan/m
2Economize 110 yuan/m than lithium bromide unit, handpiece Water Chilling Units
2More than, annual running cost is economized 30 yuan/m
2More than, have the market advantage.
Claims (7)
1, a kind of cold and warm air conditioning system with geothermal heat pump system, comprise earth-source hot-pump system, water supply and return system, water knockout drum, the ground pipe laying, it is characterized in that: described earth-source hot-pump system comprises underground water well, water pump, underground water pipe, desander, ground water recharging well, compressor, evaporimeter, condenser, the water inlet of water pump stretches in the underground water well, and the delivery port of water pump is connected with the water inlet end of underground water pipe, and the water side of underground water pipe is stretched in the ground water recharging well, be provided with desander successively to the water side from water inlet end on the underground water pipe, inlet valve, evaporimeter or condenser, flowing water Valve; The return pipe water inlet end of described water supply and return system is connected with water knockout drum, and the water side of return pipe is connected with evaporimeter or condenser, and the water side of feed pipe is connected with the water inlet of water knockout drum, and the water inlet end of feed pipe is connected with evaporimeter or condenser; Described ground pipe laying is communicated with water knockout drum.
2, cold and warm air conditioning system with geothermal heat pump system according to claim 1, it is characterized in that: described with being provided with the water knockout drum flowing water Valve successively to the water side from water inlet end on the water pipe, the filter inlet valve, filter, circulating pump inlet valve, circulating pump, triple valve, changes in temperature water transfer valve, triple valve is connected with feed pipe, and feed pipe is provided with changes in temperature water transfer valve, water knockout drum inlet valve.
3, cold and warm air conditioning system with geothermal heat pump system according to claim 2 is characterized in that: be provided with the return water temperature meter on the described return pipe between water segregator valve and filter inlet valve, be provided with Pressure gauge between filter and circulating pump inlet valve; Also be provided with inflow temperature meter, Pressure gauge on the described feed pipe.
4, cold and warm air conditioning system with geothermal heat pump system according to claim 1 is characterized in that: be provided with electric water treatment device on the described underground water pipe between desander and inlet valve.
5, cold and warm air conditioning system with geothermal heat pump system according to claim 1 is characterized in that: described ground pipe laying is " returning " shape, caliber 20mm, and tube pitch 150-200mm, material are polythene PE X or PEK; Ground pipe laying periphery material is " grey body " material with strong hot and cold radianting capacity.
6, cold and warm air conditioning system with geothermal heat pump system according to claim 1, it is characterized in that: this waring and cooling air conditioning system also includes building wall outer heat preservation system, this heat-insulation system is located between building basic unit's body of wall and the finish coat, from basic unit's body of wall to being provided with tack coat between the finish coat successively, insulation benzene plate, interior overcoat, alkali-resistant glass fiber mesh, external protection coating.
7, cold and warm air conditioning system with geothermal heat pump system according to claim 6, it is characterized in that: external wall fully is incubated by a kind of high molecular polymer binding material and insulation benzene plate, the cooling so that the heat supply of realization flooring radiation is held concurrently, the thickness of described insulation benzene plate is 4cm～6cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510107951 CN1807996A (en) | 2005-12-28 | 2005-12-28 | Cold and warm air conditioning system with geothermal heat pump system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510107951 CN1807996A (en) | 2005-12-28 | 2005-12-28 | Cold and warm air conditioning system with geothermal heat pump system |
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| CN1807996A true CN1807996A (en) | 2006-07-26 |
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| CN 200510107951 Pending CN1807996A (en) | 2005-12-28 | 2005-12-28 | Cold and warm air conditioning system with geothermal heat pump system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777960A (en) * | 2012-04-09 | 2012-11-14 | 天津临港大地新能源建设发展有限公司 | Novel efficient cascade-use geothermal water heating method |
| CN105839886A (en) * | 2016-05-03 | 2016-08-10 | 苏州英力普建筑装饰材料有限公司 | Rapid-assembly type epoxy resin net rack floor |
| CN105839894A (en) * | 2016-05-03 | 2016-08-10 | 苏州英力普建筑装饰材料有限公司 | Epoxy resin net rack floor |
| CN112944511A (en) * | 2021-02-01 | 2021-06-11 | 李志朋 | Energy-saving building heating and ventilation system |
-
2005
- 2005-12-28 CN CN 200510107951 patent/CN1807996A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777960A (en) * | 2012-04-09 | 2012-11-14 | 天津临港大地新能源建设发展有限公司 | Novel efficient cascade-use geothermal water heating method |
| CN105839886A (en) * | 2016-05-03 | 2016-08-10 | 苏州英力普建筑装饰材料有限公司 | Rapid-assembly type epoxy resin net rack floor |
| CN105839894A (en) * | 2016-05-03 | 2016-08-10 | 苏州英力普建筑装饰材料有限公司 | Epoxy resin net rack floor |
| CN112944511A (en) * | 2021-02-01 | 2021-06-11 | 李志朋 | Energy-saving building heating and ventilation system |
| CN112944511B (en) * | 2021-02-01 | 2022-04-26 | 李志朋 | Energy-saving building heating and ventilation system |
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