CN1138111C - System for recovering afterheat of waste liquid and preparing high-temp liquid - Google Patents
System for recovering afterheat of waste liquid and preparing high-temp liquid Download PDFInfo
- Publication number
- CN1138111C CN1138111C CNB011155647A CN01115564A CN1138111C CN 1138111 C CN1138111 C CN 1138111C CN B011155647 A CNB011155647 A CN B011155647A CN 01115564 A CN01115564 A CN 01115564A CN 1138111 C CN1138111 C CN 1138111C
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- water
- heat exchanger
- waste
- refrigerant
- waste water
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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Abstract
The present invention relates to a system for recovering waste liquid and afterheat to prepare high-temperature liquid, which is mainly composed of a coolant compressor (1), a heat exchanger (2), an ice water maker (3), a condenser (4), a waste water tank (5), a cooling water tower (6), a hot water tank (7) and an air conditioning tank (8), wherein a coolant operating return circuit is mainly composed of the coolant compressor (1) and the heat exchanger (2); a hot water supply return circuit is mainly composed of the hot water tank (7); a cooling water return circuit is mainly composed of the cooling water tower (6) and the condenser (4); an ice water supply return circuit is mainly composed of the air conditioning tank (8) and the ice water maker (3); an afterheat recovery return circuit is mainly composed of the waste water tank (5) and the ice water maker (3); the system of the present invention is organically composed of the five return circuits. The present invention has the advantages of reasonable structural arrangement, high thermal efficiency and simple use, maintenance and repair.
Description
The present invention relates to a kind of use energy seldom and reclaim the flood tide afterheat of discarding in the liquid.Utilize new carrier to make it become the system and device of recycling heat energy.
Human from nature, obtain energy with support the family and grow up required; human wisdom has been to invent numerous method and apparatus and has obtained energy; people know that for a long time energy is omnipresent; but can not be created; can not be destroyed; human in order to protect energy tomorrow; treasure energy; conserve energy; this is modern humans's a one's duty; people recognize heat energy or claim that heat is that a kind of energy then is thermodynamic (al) convincing by patient analysis, have inspired people to go to be familiar with the transfer process of heat energy or form of energy, promptly are the motion processes of its course of conveying or carrier.
Discharged or discarded a large amount of waste oil in current our all kinds of factory and living facilities, sewage, though can not use owing to pollute, hiding a large amount of residual energy or afterheat in these discarded objects, how we remove pollutant and amount of residual heat will are reclaimed, conversion and work by mounting medium, afterheat is reclaimed for our utilization, above-mentioned requirements is satisfied in foundation for this reason, and it is rational in infrastructure, cheap, the system and device of the easy recovering afterheat of waste liquid and preparing high-temp liquid of working service has been the task of top priority.
The objective of the invention is to reclaim the flood tide afterheat of discarding in the liquid according to above-mentioned a kind of usefulness energy seldom that provides, utilize new carrier to make it become recycling heat energy, the structure of its system and device is formed rationally, the system and device of the easy recovering afterheat of waste liquid and preparing high-temp liquid of working service.
The present invention is achieved through the following technical solutions:
A kind of system and device of recovering afterheat of waste liquid and preparing high-temp liquid, mainly by cold medium compressor (1), heat exchanger (2), freezing water apparatus (3), condenser (4), waste water tank (5), cooling tower (6), boiler (7), air-conditioning box (8) is formed, wherein cold medium compressor (1) also has heat exchanger (2), freezing water apparatus (3) by refrigerant pipe (11), condenser (4), refrigerant Filter dryer (31), magnetic valve (32), expansion valve (33) constitutes a refrigerant work loop; Boiler (7) is by hot-water line (74), and hot water circulating pump (71) is connected to form a hot water supply loop with heat exchanger (2); Cooling tower (6) is by pipeline, and cooling water circulating pump (61) connects and composes a chilled(cooling) water return (CWR) with condenser (4); Air-conditioning box (8) is by pipeline, and ice water circulation pump (34) constitutes a frozen water supply loop with freezing water apparatus (3); Waste water tank (5) is by pipeline, and waste water circulating pump (55), cold waste water transfer valve (56) and freezing water apparatus (3) are connected to form afterheat recovery loop; Five the organic formation in loop system and devices of the present invention in a word.
Its operation principle is that the refrigerant through the HTHP of cold medium compressor (1) compression follows and enters heat exchanger (2) cooling by the refrigerant pipe and convert liquid coolant to through refrigerant Filter dryer (31), magnetic valve (32), entering freezing water apparatus heat absorption cooling frozen water by expansion valve (33) expansion mist formation is sucked back by cold medium compressor (1) again, reciprocation cycle like this refrigerant can be made hot water or cold water, its hot water can be transported to boiler (7) for life and industrial, obviously it is a cleanliness without any pollution, made frozen water is divided into two the tunnel, one is transported to air-conditioning box (8) and is used for refrigeration and absorbs the airborne heat that contains simultaneously, the middle amount of residual heat will that absorbs in the waste water (liquid) of waste water tank (5) of contain waste water (liquid) afterheat is transported on another road, through freezing water apparatus (3), be passed to heat exchanger (2) by refrigerant and reclaim its heat and make high-temperature water (liquid) again for using.
The present invention has the following advantages and effect:
1, the running refrigerant carrier of less expensive of the present invention can reclaim the airborne afterheat that contains in heat and the waste liquid, make it become available thermal source, such system and device can be civilian, also can be used for industry, its thermal efficiency (heat energy ratio) is higher, can bring us good social benefit and economic benefit.
2, among the present invention the recovery of energy and again system adopt heat exchange pattern, guarantees that the new use energy is free of contamination, non-harmful, and the energy of recovery is a large amount of free.
3, constructional device of the present invention is simple, and is cheap, and working service is repaired simple and easy.
The drawing of accompanying drawing is described as follows:
Fig. 1 is an overall structural arrangement schematic diagram of the present invention
Fig. 2 is a thermal efficiency curve of the present invention
Fig. 3 is a counterflow heat exchanger structure cross-sectional schematic of the present invention
Among the figure:
The 1-cold medium compressor, 11-refrigerant pipe
The 2-heat exchanger, 21-heat exchanger heats pipe, 22-refrigerant inlet, the 23-refrigerant exit,
The 24-hot water outlet, 25-cold water inlet, 26-heat exchanger body
The 3-freezing water apparatus, 31-refrigerant Filter dryer, 32-magnetic valve, 33-expansion valve, 34-ice water circulation pump
The 4-condenser
The 5-waste water tank, the 51-endothermic tube, the 52-adjutage, 53-waste water tank filling pipe, 54-waste water tank overflow pipe,
55-waste water circulating pump, the cold waste water transfer valve of 56-, 57-recirculated water discharge outlet
The 6-cooling tower, the 61-cooling water circulating pump
The 7-boiler, 71-hot water circulating pump, 72-hot water supply pipe, 73-make-up pipe
Be described further below in conjunction with drawings and Examples:
By Fig. 1, Fig. 2 as can be known, the present invention is mainly by cold medium compressor (1), heat exchanger (2), freezing water apparatus (3), condenser (4), waste water tank (5), cooling tower (6), boiler (7), air-conditioning box (8) is formed, and wherein cold medium compressor (1) also has heat exchanger (2) by refrigerant pipe (11), freezing water apparatus (3), condenser (4), refrigerant Filter dryer (31), magnetic valve (32), expansion valve (33) constitutes a refrigerant work loop; Boiler (7) is by hot-water line (74), and hot water circulating pump (71) is connected to form a hot water supply loop with heat exchanger (2); Cooling tower (6) is by pipeline, and cooling water circulating pump (61) connects and composes a chilled(cooling) water return (CWR) with condenser (4); Air-conditioning box (8) is by pipeline, and ice water circulation pump (34) constitutes a frozen water supply loop with freezing water apparatus (3); Waste water tank (5) is by pipeline, and waste water circulating pump (55), cold waste water transfer valve (56) and freezing water apparatus (3) are connected to form afterheat recovery loop; Five the organic formation in loop system and devices of the present invention in a word.
As seen from the figure, refrigerant work loop is the basic loop of this device, its cyclic process, and the concrete structure situation of circulation member, the hot state of recovery thermal medium, circulation rate directly has influence on the situation that the native system device can reach thermal efficiency optimum value.It is by cold medium compressor (1) refrigerant compression and suction constantly to be circulated in the native system device, the HTHP refrigerant that produces is made hot water by heat exchanger, squeeze into boiler (7) with hot water circulating pump, so circulate accumulation of heat and retaining are in order to delivering to each purposes place.
As seen from the figure, refrigerant becomes semiliquid from liquid after expansion valve (33) makes the evaporation of refrigerant swelling heat absorption, enter freezing water apparatus (3) with vaporific refrigerant, absorbs in the water or after the heat of retrieving from air to be sucked back by cold medium compressor (1).Know frozen water again through two loops input air-conditioning box (8) and waste water tank (5), the former can freeze and absorb airborne heat, and the latter will absorb the heat in the waste water (liquid), is transferred to heat exchanger (2) according to this to make the hot water of cleaning, forms continual supply.
As seen from the figure, waste water tank (5), by endothermic tube (51), adjutage (52), waste water tank filling pipe (53), waste water tank overflow pipe (54), waste water circulating pump (55), cold waste water transfer valve (56), recirculated water outlet (57) is formed, and wherein the used liquid (water, oil) that contains afterheat is imported in the waste water tank (5), frozen water in this endothermic tube (51) and the height in the case, carry out heat exchange between middle geothermal liquid, fluid temperature is fallen, and frozen water temperature rising circulation is squeezed into freezing water apparatus (3) and cooled off, evaporator refrigerant temperature in the freezing water apparatus (3) is improved, enter refrigerant work loop thereupon.
The thermal efficiency curve of system and device of the present invention or heat energy are shown than (Heating Energy Ratio) curve by Fig. 2, ordinate is the H.E.R value among the figure, wherein: H.E.R=Qc/Qw
In the formula: Qc is heat exchanger (2) heat release ability Kcal/h
Qw is the consumption electrical power Kcal/h of cold medium compressor (1)
Abscissa EI ℃ is freezing water apparatus (3) refrigerant inlet temperature ℃, HXO in the curve ℃ is the outlet temperature ℃ of heat exchanger (2), freezing water apparatus (3) refrigerant inlet temperature is high more as can be seen from curve, and the H.E.R value is high more under the outlet temperature of certain heat exchanger (2).
If get EI ℃=35 ° from system and device H.E.R=f of the present invention (EI ℃) curve, the H.E.R=6.5 in the time of HXO ℃=60 ° calculates (with 1 ton of watermeter) as can be known by economic benefit:
1, be 10.4 yuan (New Taiwan Dollar) with the industrial electricity charge of system and device of the present invention
2, be 36 yuan (New Taiwan Dollar) with oil gas boiler expense
3, take 114 yuan (New Taiwan Dollar) with the electric heater commercial power
From result of calculation as can be seen, system and device economic benefit of the present invention is best, expends less than 10% of the industrial electricity charge of electric heater.
Show the version schematic diagram (A-A of Fig. 1 analyses and observe) of high efficiency tubing heat exchanger (2) by Fig. 3.From scheming visible this heat exchanger (2) mainly by heat exchanger heats pipe (21), refrigerant inlet (22), refrigerant exit (23), hot water outlet (24), cold water inlet (25), heat exchanger body (26) composition.Heat exchanger (2) is the important foundation part of native system device, refrigerant work loop imports this heat exchanger (2) with compressed refrigerant, water in refrigerant and the heat exchanger (2) is done countercurrent direction and is carried out heat exchange, to improve heat conduction efficiency, this structural configuration can make high temperature refrigerant and water at low temperature carry out the long period conductive thermal exchange, make water (liquid) temperature rise, fill some insulation materials in the heat exchanger body simultaneously, to keep water temperature.Deliver among the boiler (7) hot water standby with hot water circulating pump (71).
Claims (3)
1, a kind of system and device of recovering afterheat of waste liquid and preparing high-temp liquid, mainly by cold medium compressor (1), heat exchanger (2), freezing water apparatus (3), condenser (4), waste water tank (5), cooling tower (6), boiler (7), air-conditioning box (8) is formed, it is characterized in that: cold medium compressor (1) also has heat exchanger (2), freezing water apparatus (3) by refrigerant pipe (11), condenser (4), refrigerant Filter dryer (31), magnetic valve (32), expansion valve (33) constitutes a refrigerant work loop; Boiler (7) is by hot-water line (74), and hot water circulating pump (71) is connected to form a hot water supply loop with heat exchanger (2); Cooling tower (6) is by pipeline, and cooling water circulating pump (61) connects and composes a chilled(cooling) water return (CWR) with condenser (4); Air-conditioning box (8) is by pipeline, and ice water circulation pump (34) constitutes a frozen water supply loop with freezing water apparatus (3); Waste water tank (5) is by pipeline, and waste water circulating pump (55), cold waste water transfer valve (56) and freezing water apparatus (3) are connected to form afterheat recovery loop.
2, the system and device of recovering afterheat of waste liquid and preparing high-temp liquid according to claim 1, it is characterized in that: heat exchanger (2), mainly by heat exchanger heats pipe (21), refrigerant inlet (22), refrigerant exit (23), hot water outlet (24), cold water inlet (25), heat exchanger body (26) is formed, and wherein the water in refrigerant and the heat exchanger (2) is done the countercurrent direction operation.
3, the system and device of recovering afterheat of waste liquid and preparing high-temp liquid according to claim 1, it is characterized in that: waste water tank (5) is by endothermic tube (51), adjutage (52), waste water tank filling pipe (53), waste water tank overflow pipe (54), waste water circulating pump (55), cold waste water transfer valve (56), recirculated water outlet (57) is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011155647A CN1138111C (en) | 2001-04-29 | 2001-04-29 | System for recovering afterheat of waste liquid and preparing high-temp liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011155647A CN1138111C (en) | 2001-04-29 | 2001-04-29 | System for recovering afterheat of waste liquid and preparing high-temp liquid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1316635A CN1316635A (en) | 2001-10-10 |
| CN1138111C true CN1138111C (en) | 2004-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011155647A Expired - Fee Related CN1138111C (en) | 2001-04-29 | 2001-04-29 | System for recovering afterheat of waste liquid and preparing high-temp liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1138111C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7237394B2 (en) * | 2004-09-30 | 2007-07-03 | Carrier Corporation | Charge management for 100% heat recovery units |
| CN101718480B (en) * | 2008-10-10 | 2011-11-30 | 姜衍礼 | Heat pump unit for recycling afterheat of wastewater |
| CN101520257B (en) * | 2009-03-31 | 2012-05-02 | 淮安恒信水务科技有限公司 | High-low temperature waste water double-channel heat recovery heat pump system |
| CN101949616B (en) * | 2010-10-18 | 2011-11-30 | 郑州中南科莱空调设备有限公司 | Multifunctional heat pump air-conditioning system |
-
2001
- 2001-04-29 CN CNB011155647A patent/CN1138111C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1316635A (en) | 2001-10-10 |
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