CN108375239A - The method and system of Water heating system waste heating are distilled using high temperature coal-tar - Google Patents
The method and system of Water heating system waste heating are distilled using high temperature coal-tar Download PDFInfo
- Publication number
- CN108375239A CN108375239A CN201810403017.XA CN201810403017A CN108375239A CN 108375239 A CN108375239 A CN 108375239A CN 201810403017 A CN201810403017 A CN 201810403017A CN 108375239 A CN108375239 A CN 108375239A
- Authority
- CN
- China
- Prior art keywords
- water
- warm water
- heating
- heat exchanger
- warm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 285
- 238000010438 heat treatment Methods 0.000 title claims abstract description 114
- 239000011280 coal tar Substances 0.000 title claims abstract description 39
- 239000002699 waste material Substances 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 13
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 claims abstract description 38
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 claims abstract description 24
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000010521 absorption reaction Methods 0.000 claims abstract description 17
- 239000002918 waste heat Substances 0.000 claims abstract description 14
- 238000005406 washing Methods 0.000 claims abstract description 11
- 238000011144 upstream manufacturing Methods 0.000 claims description 23
- 239000006096 absorbing agent Substances 0.000 claims description 20
- 239000000047 product Substances 0.000 claims description 17
- 238000004821 distillation Methods 0.000 claims description 16
- 239000011269 tar Substances 0.000 claims description 9
- 239000008236 heating water Substances 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 6
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 6
- 238000004064 recycling Methods 0.000 claims description 6
- 239000013589 supplement Substances 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 14
- 239000000571 coke Substances 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 125000005577 anthracene group Chemical group 0.000 description 1
- 150000001454 anthracenes Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000031709 bromination Effects 0.000 description 1
- 238000005893 bromination reaction Methods 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
- F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
- F25B15/06—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
- C10C1/00—Working-up tar
- C10C1/04—Working-up tar by distillation
- C10C1/08—Winning of aromatic fractions
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
- C10C1/00—Working-up tar
- C10C1/04—Working-up tar by distillation
- C10C1/08—Winning of aromatic fractions
- C10C1/10—Winning of aromatic fractions benzene fraction light fraction
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
- C10C1/00—Working-up tar
- C10C1/04—Working-up tar by distillation
- C10C1/08—Winning of aromatic fractions
- C10C1/12—Winning of aromatic fractions naphthalene fraction heavy fraction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/18—Hot-water central heating systems using heat pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/12—Heat pump
- F24D2200/126—Absorption type heat pumps
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
-
- 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
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
-
- 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
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
-
- 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
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
Abstract
The present invention relates to a kind of method and system for distilling Water heating system waste heating using high temperature coal-tar, and the system comprises cycle Water heating system, circulation, Warm water circulation water- to-water heat exchanger, lithium bromide absorption type heat pump unit and station power stations；The cycle Water heating system by warm water pipe, warm water lateral, naphtalene oil warm water heat exchanger, washing oil warm water heat exchanger, a carbolineum warm water heat exchanger, anthracene oil warm water heat exchanger, overhead returned calefactory water heat exchanger and Warm water circulation pump group at；The present invention distills high temperature coal-tar using lithium bromide absorption type heat pump unit the Waste Heat Recovery of Water heating system, for office building, the heating of each factory building and domestic hot-water, substitute the mode that the consumption energy carries out heating, energy consumption can effectively be reduced, the utilization ratio for improving the energy, reduces the cost of user.
Description
Technical field
The present invention relates to coal tar distillation and technical field of waste heat utilization more particularly to a kind of utilization high temperature coal-tar to distill
The method and system of Water heating system waste heating.
Background technology
Coal tar distillation is one of key step of coal tar processing.Coal tar distillation is will by tar heating stove
Coal tar is heated to very high temperature, and then different parts produce out the process for evaporating a little different products in destilling tower.
Currently, the product of side take-off mainly has naphtalene oil, washing oil, a carbolineum, anthracene oil etc. after high temperature coal-tar distillation, this
A little side take-off products are to exchange heat to condense first with raw material coal tar, then be cooled to suitable temperature with warm water.Using warm water
Cooling is to be not suitable for using lower temperature because these side take-off products all have the characteristics that low temperature easily crystallizes, easily blocks pipeline
Recirculated water cool down, the temperature of cooling warm water is generally at 60-65 DEG C.It has cooled down the warm water after side take-off product and has passed through temperature
Water-Heat Exchanger in Circulating Water System takes heat away with the recirculated water of lower temperature, and temperature is again lowered to 60-65 DEG C and realizes cycle profit
With.With this partial heat of cycle water coke slurry, accounting is very big compared with distilling heat consumption, is all finally by running between recirculated water
It puts into air, causes energy waste.I.e. the heat of warm water does not recycle fully, increases the water of energy consumption and recirculated water
Consumption, reduces capacity usage ratio.
At the same time, the office building in production area, each factory building heating and domestic hot-water need a large amount of heating again
Water.The heat of usual heating water is provided by steam boiler or hot-water boiler, needs consumption fuel combustion to be converted to heat, both
Energy is wasted, and increases investment.
Invention content
The present invention provides a kind of method and system for distilling Water heating system waste heating using high temperature coal-tar, utilize bromine
Change the Waste Heat Recovery that lithium-absorbing formula heat pump unit distills high temperature coal-tar Water heating system, for office building, each factory building
Heating and domestic hot-water substitute the mode that the consumption energy carries out heating, can effectively reduce energy consumption, and that improves the energy utilizes effect
Rate reduces the cost of user.
In order to achieve the above object, the present invention is realized using following technical scheme：
The method that Water heating system waste heating is distilled using high temperature coal-tar, is included the following steps：
1) it in high temperature coal-tar distillation Water heating system, by tar heating stove by tar heating, is then adopted in destilling tower side line
Go out to evaporate a little different products, including naphtalene oil, washing oil, a carbolineum, anthracene oil；These side take-off products first respectively with raw material coal tar
Oil heat exchange condensation, then exchange heat with cycle Water heating system；In recycling Water heating system, side take-off is produced with 60~65 DEG C of warm water
Product are cooled down, and the temperature of warm water is increased to 75~80 DEG C；Water heating system is recycled again by warm water-Heat Exchanger in Circulating Water System and cycle
Water system exchanges heat, and the temperature of warm water is reduced to again after 60~65 DEG C and is re-used for cooling side take-off product, is so recycled；
During this, periodically warm water is supplemented into cycle Water heating system；
2) waste heat of lithium bromide absorption type heat pump unit recycling cycle Water heating system is utilized；Lithium bromide absorption type heat pump unit
Including evaporator, absorber, generator and condenser；Warm water pipe and the generator of warm water-Heat Exchanger in Circulating Water System upstream are entered
Mouth and evaporator inlet are connected, warm water pipe and generator exports and the evaporator outlet phase in warm water-Heat Exchanger in Circulating Water System downstream
Even, condenser inlet and condensator outlet are connected by circulating water pipeline with circulation respectively；Absorber exports and heating power
The first-degree heating network water supply line stood is connected, and absorber entrance is connected with the first-degree heating network water return pipeline of thermal substation；It is managed by bromination
Waste heat in warm water is transmitted in the first-degree heating network of thermal substation by absorption type heat pump assembly；
3) it by thermal substation, heats to user, realizes making full use of for high temperature coal-tar distillation Water heating system waste heat；
4) on the warm water pipe in warm water-Heat Exchanger in Circulating Water System upstream and downstream, on generator inlet and evaporator inlet
On the warm water pipe of trip, valve is set on the warm water pipe in generator exports and evaporator outlet downstream respectively, realize heating with it is non-
The switching of heating state, the system of Water heating system waste heating is distilled using high temperature coal-tar does not influence tar distillation process system
Normal operation.
Using high temperature coal-tar distill Water heating system waste heating system, including cycle Water heating system, circulation,
Warm water-Heat Exchanger in Circulating Water System, lithium bromide absorption type heat pump unit and thermal substation；The cycle Water heating system is by warm water pipe, temperature
Moisture branch pipe(tube), naphtalene oil-warm water heat exchanger, washing oil-warm water heat exchanger, one carbolineum-warm water heat exchanger, anthracene oil-warm water heat exchange
Device, overhead reflux-warm water heat exchanger and Warm water circulation pump group at, 5 warm water laterals are parallel on warm water pipe,
Naphtalene oil-warm water heat exchanger, washing oil-warm water heat exchanger, one carbolineum-warm water heat exchanger, two anthracenes are set on 5 warm water laterals respectively
Oil-warm water heat exchanger and overhead reflux-warm water heat exchanger；Warm water circulation pump and warm water-recirculated water are set on warm water pipe
Heat exchanger；Lithium bromide absorption type heat pump unit includes evaporator, absorber, generator and condenser；Warm water-Heat Exchanger in Circulating Water System
It is connected with circulation by circulating water pipeline；The warm water pipe of warm water-Heat Exchanger in Circulating Water System upstream and generator inlet and
Evaporator inlet is connected, and the warm water pipe in warm water-Heat Exchanger in Circulating Water System downstream is connected with generator exports and evaporator outlet, cold
Condenser entrance and condensator outlet are connected by circulating water pipeline with circulation respectively；Absorber exports one with thermal substation
Grade heat supply network water supply line is connected, and absorber entrance is connected with the first-degree heating network water return pipeline of thermal substation, the first-degree heating network of thermal substation
Heating water-circulating pump is set on water return pipeline；In addition thermal substation connects user heating water water supply line and user heating water return pipe
Road.
Set on the upstream of warm water-Heat Exchanger in Circulating Water System, Warm water circulation pumps on the warm water pipe of upstream the Warm water circulation pump
If supplementing warm water entrance, supplement warm water entrance is connected with the warm water export of warm water tank；Steam inlet and pot are additionally provided on warm water tank
Stove water inlet.
On the warm water pipe in warm water-Heat Exchanger in Circulating Water System upstream and downstream, generator inlet and evaporator inlet upstream
Warm water pipe on, on the warm water pipe in generator exports and evaporator outlet downstream set valve respectively；Warm water-recirculated water heat exchange
Manually-operated gate is set on circulating water pipeline before device.
Compared with prior art, the beneficial effects of the invention are as follows：
The Waste Heat Recovery for high temperature coal-tar being distilled using lithium bromide absorption type heat pump unit Water heating system, for handling official business
Building, the heating of each factory building and domestic hot-water substitute the mode that the consumption energy carries out heating, can effectively reduce energy consumption,
The utilization ratio for improving the energy, reduces the cost of user.
Description of the drawings
Fig. 1 is the structural schematic diagram of the system of the present invention that Water heating system waste heating is distilled using high temperature coal-tar.
In figure：1. 11. warm water pipe of cycle Water heating system, 12. 13. naphtalene oils of warm water lateral-warm water heat exchanger 14. is washed
17. overhead reflux of oil -15. 1 carbolineums of warm water heat exchanger -16. anthracene oils of warm water heat exchanger-warm water heat exchanger-warm water changes
18. Warm water circulation of hot device pumps 19. 2. warm water of warm water tank -31. recirculated water inlet duct of Heat Exchanger in Circulating Water System, 32. circulating water outlet pipe
4. lithium bromide absorption type heat pump unit, 41. evaporator inlet, 42. evaporator outlet, 43. absorber entrance 44. absorber in road exports
45. 5. thermal substation of condenser inlet 46. condensator outlet, 47. generator inlet, 48. generator exports, 51. first-degree heating network feed pipe
55. user heating water return pipe of road 52. first-degree heating network water return pipeline 53. heating water-circulating pump, 54. user heating water water supply line
6. valve of road, 7. manually-operated gate
Specific implementation mode
The specific implementation mode of the present invention is described further below in conjunction with the accompanying drawings：
As shown in Figure 1, the method for the present invention that Water heating system waste heating is distilled using high temperature coal-tar, including it is as follows
Step：
1) it in high temperature coal-tar distillation Water heating system, by tar heating stove by tar heating, is then adopted in destilling tower side line
Go out to evaporate a little different products, including naphtalene oil, washing oil, a carbolineum, anthracene oil；These side take-off products first respectively with raw material coal tar
Oil heat exchange condensation, then exchange heat with cycle Water heating system 1；In recycling Water heating system 1, with 60~65 DEG C of warm water to side take-off
Product is cooled down, and the temperature of warm water is increased to 75~80 DEG C；Recycle Water heating system 1 again by warm water-Heat Exchanger in Circulating Water System 2 with
Circulation exchanges heat, and the temperature of warm water is reduced to again after 60~65 DEG C and is re-used for cooling side take-off product, is so followed
Ring；In the process, periodically warm water is supplemented into cycle Water heating system 1；
2) waste heat of the recycling cycle Water heating system 1 of lithium bromide absorption type heat pump unit 4 is utilized；Lithium bromide absorption type heat pump machine
Group 4 includes evaporator, absorber, generator and condenser；By the warm water pipe 11 of 1 upstream of warm water-Heat Exchanger in Circulating Water System and hair
Raw device entrance 47 and evaporator inlet 41 are connected, warm water pipe 11 and the generator exports 48 in 2 downstream of warm water-Heat Exchanger in Circulating Water System
And evaporator outlet 42 is connected, condenser inlet 45 and condensator outlet 46 pass through circulating water pipeline 3 and circulation respectively
It is connected；Absorber outlet 44 is connected with the first-degree heating network water supply line 51 of thermal substation 5, absorber entrance 43 and the one of thermal substation 5
Grade heat supply network water return pipeline 52 is connected；By lithium bromide refrigerators heat pump unit 4, the waste heat in warm water is transmitted to thermal substation 5
In first-degree heating network；
3) it by thermal substation 5, heats to user, realizes the abundant profit of high temperature coal-tar distillation Water heating system waste heat
With；
4) on the warm water pipe 11 in 2 upstream of warm water-Heat Exchanger in Circulating Water System and downstream, generator inlet 47 and evaporator enter
Valve is set respectively on the warm water pipe 11 of 41 upstreams of mouth, on the warm water pipe 11 in 42 downstream of generator exports 48 and evaporator outlet
6, realize the switching of heating and non-heating state, the system of Water heating system waste heating is distilled using high temperature coal-tar does not influence coke
The normal operation of oily distillation technique system.
The system of Water heating system waste heating, including cycle Water heating system 1, circulating water are distilled using high temperature coal-tar
System, warm water-Heat Exchanger in Circulating Water System 2, lithium bromide absorption type heat pump unit 4 and thermal substation 5；The cycle Water heating system 1 is by warm water
Pipeline 11, warm water lateral 12, naphtalene oil-warm water heat exchanger 13, washing oil-warm water heat exchanger 14, one carbolineum-warm water heat exchanger
15,18 composition of anthracene oil-warm water heat exchanger 16, overhead reflux-warm water heat exchanger 17 and Warm water circulation pump, warm water pipe
It is parallel on 11 on 5 warm water laterals, 12,5 warm water laterals 12 and sets naphtalene oil-warm water heat exchanger 13, washing oil-respectively
Warm water heat exchanger 14, one carbolineum-warm water heat exchanger 15, anthracene oil-warm water heat exchanger 16 and overhead reflux-warm water heat exchange
Device 17；Warm water circulation pump 18 and warm water-Heat Exchanger in Circulating Water System 2 are set on warm water pipe 11；Lithium bromide absorption type heat pump unit 4 includes
Evaporator, absorber, generator and condenser；Warm water-Heat Exchanger in Circulating Water System 2 passes through circulating water pipeline 3 and circulation phase
Even；The warm water pipe 11 of 2 upstream of warm water-Heat Exchanger in Circulating Water System is connected with generator inlet 47 and evaporator inlet 41, and warm water-follows
The warm water pipe 11 in 2 downstream of ring water- to-water heat exchanger is connected with generator exports 48 and evaporator outlet 42, condenser inlet 45 and cold
Condenser outlet 46 is connected by circulating water pipeline 3 with circulation respectively；The first-degree heating network of absorber outlet 44 and thermal substation 5
Water supply line 51 is connected, and absorber entrance 43 is connected with the first-degree heating network water return pipeline 52 of thermal substation 5, the level-one heat of thermal substation 5
Heating water-circulating pump 53 is set on net water return pipeline 52；In addition thermal substation 5 connects user heating water water supply line 54 and user heating
Water water return pipeline 55.
The Warm water circulation pump 18 is set to the upstream of warm water-Heat Exchanger in Circulating Water System 2, and Warm water circulation pumps the warm water tube of 18 upstreams
Supplement warm water entrance is set on road 11, supplement warm water entrance is connected with the warm water export of warm water tank 19；Steaming is additionally provided on warm water tank 19
Vapour entrance and boiler water inlet.
On the warm water pipe 11 in 2 upstream of warm water-Heat Exchanger in Circulating Water System and downstream, generator inlet 47 and evaporator inlet
Valve 6 is set respectively on the warm water pipe 11 of 41 upstreams, on the warm water pipe 11 in 42 downstream of generator exports 48 and evaporator outlet；
Manually-operated gate 7 is set on circulating water pipeline 11 before warm water-Heat Exchanger in Circulating Water System 2.
The system of the present invention that Water heating system waste heating is distilled using high temperature coal-tar utilizes suction-type lithium bromide heat
Pump assembly 4 distills high temperature coal-tar the Waste Heat Recovery of Water heating system, and for heating and living for office building, each factory building
Hot water realizes the purpose of energy-saving and emission-reduction, especially suitable for in, the high temperature coal-tar distillation technique system support of large-scale
It uses.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (4)
1. utilizing the method for high temperature coal-tar distillation Water heating system waste heating, which is characterized in that include the following steps：
1) it in high temperature coal-tar distillation Water heating system, by tar heating stove by tar heating, is then evaporated in destilling tower side take-off
The different product of point, including naphtalene oil, washing oil, a carbolineum, anthracene oil；These side take-off products are first changed with raw material coal tar respectively
Heat condensation, then exchange heat with cycle Water heating system；In recycling Water heating system, with 60~65 DEG C of warm water to side take-off product into
Row cooling, the temperature of warm water are increased to 75~80 DEG C；Cycle Water heating system passes through warm water-Heat Exchanger in Circulating Water System and circulating water again
The temperature of warm water is reduced to after 60~65 DEG C and is re-used for cooling side take-off product, so recycles by system heat exchange again；It crosses herein
Cheng Zhong periodically supplements warm water into cycle Water heating system；
2) waste heat of lithium bromide absorption type heat pump unit recycling cycle Water heating system is utilized；Lithium bromide absorption type heat pump unit includes
Evaporator, absorber, generator and condenser；By the warm water pipe of warm water-Heat Exchanger in Circulating Water System upstream and generator inlet and
Evaporator inlet is connected, and the warm water pipe in warm water-Heat Exchanger in Circulating Water System downstream is connected with generator exports and evaporator outlet, cold
Condenser entrance and condensator outlet are connected by circulating water pipeline with circulation respectively；Absorber exports one with thermal substation
Grade heat supply network water supply line is connected, and absorber entrance is connected with the first-degree heating network water return pipeline of thermal substation；By lithium bromide refrigerators
Waste heat in warm water is transmitted in the first-degree heating network of thermal substation by heat pump unit；
3) it by thermal substation, heats to user, realizes making full use of for high temperature coal-tar distillation Water heating system waste heat；
4) on the warm water pipe in warm water-Heat Exchanger in Circulating Water System upstream and downstream, generator inlet and evaporator inlet upstream
On warm water pipe, valve is set on the warm water pipe in generator exports and evaporator outlet downstream respectively, realizes heating and non-heating
The switching of state, the system of Water heating system waste heating is distilled using high temperature coal-tar is not influencing tar distillation process system just
Often operation.
2. utilizing the system of high temperature coal-tar distillation Water heating system waste heating, which is characterized in that including cycle Water heating system, follow
Ring water system, warm water-Heat Exchanger in Circulating Water System, lithium bromide absorption type heat pump unit and thermal substation；The cycle Water heating system is by temperature
Waterpipe, warm water lateral, naphtalene oil-warm water heat exchanger, washing oil-warm water heat exchanger, one carbolineum-warm water heat exchanger, anthracene oil-
Warm water heat exchanger, overhead reflux-warm water heat exchanger and Warm water circulation pump group are at being parallel with 5 warm water on warm water pipe
Lateral sets naphtalene oil-warm water heat exchanger, washing oil-warm water heat exchanger, one carbolineum-warm water on 5 warm water laterals and changes respectively
Hot device, anthracene oil-warm water heat exchanger and overhead reflux-warm water heat exchanger；Warm water circulation pump and temperature are set on warm water pipe
Water-Heat Exchanger in Circulating Water System；Lithium bromide absorption type heat pump unit includes evaporator, absorber, generator and condenser；Warm water-follows
Ring water- to-water heat exchanger is connected by circulating water pipeline with circulation；The warm water pipe and hair of warm water-Heat Exchanger in Circulating Water System upstream
Raw device entrance and evaporator inlet are connected, warm water pipe and generator exports and the evaporator in warm water-Heat Exchanger in Circulating Water System downstream
Outlet is connected, and condenser inlet and condensator outlet are connected by circulating water pipeline with circulation respectively；Absorber exports
It is connected with the first-degree heating network water supply line of thermal substation, absorber entrance is connected with the first-degree heating network water return pipeline of thermal substation, heating power
Heating water-circulating pump is set on the first-degree heating network water return pipeline stood；In addition thermal substation connects user heating water water supply line and user adopts
Warm water water return pipeline.
3. the system according to claim 2 for distilling Water heating system waste heating using high temperature coal-tar, which is characterized in that
The Warm water circulation pump sets supplement temperature on the upstream of warm water-Heat Exchanger in Circulating Water System, the warm water pipe of Warm water circulation pump upstream
Water inlet, supplement warm water entrance are connected with the warm water export of warm water tank；Steam inlet and boiler water inlet are additionally provided on warm water tank.
4. the system according to claim 2 for distilling Water heating system waste heating using high temperature coal-tar, which is characterized in that
On the warm water pipe in warm water-Heat Exchanger in Circulating Water System upstream and downstream, the warm water tube of generator inlet and evaporator inlet upstream
Valve is set respectively on road, on the warm water pipe in generator exports and evaporator outlet downstream；Following before warm water-Heat Exchanger in Circulating Water System
Manually-operated gate is set on ring waterpipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810403017.XA CN108375239A (en) | 2018-04-28 | 2018-04-28 | The method and system of Water heating system waste heating are distilled using high temperature coal-tar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810403017.XA CN108375239A (en) | 2018-04-28 | 2018-04-28 | The method and system of Water heating system waste heating are distilled using high temperature coal-tar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108375239A true CN108375239A (en) | 2018-08-07 |
Family
ID=63032998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810403017.XA Pending CN108375239A (en) | 2018-04-28 | 2018-04-28 | The method and system of Water heating system waste heating are distilled using high temperature coal-tar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108375239A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114733220A (en) * | 2022-03-31 | 2022-07-12 | 中冶焦耐(大连)工程技术有限公司 | Warm water system for industrial naphthalene distillation production process and working method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101475819A (en) * | 2008-12-11 | 2009-07-08 | 中冶焦耐工程技术有限公司 | Two-tower type pressure reducing coke tar distillation process and apparatus therefor |
| CN103484169A (en) * | 2013-10-30 | 2014-01-01 | 北京中亿孚佑科技有限公司 | New method for performing preliminary condensation refrigeration on coking raw gas |
| CN103727512A (en) * | 2014-01-06 | 2014-04-16 | 杭州沃润节能科技有限公司 | Waste heat recovering system capable of continuously generating steam aiming at impure waste water resources |
| CN203671715U (en) * | 2013-12-31 | 2014-06-25 | 中机国能电力工程有限公司 | Heat supply origin station system adopting heat gain type heat pump technology |
| CN107120869A (en) * | 2017-06-21 | 2017-09-01 | 北京华清微拓节能技术股份公司 | Petrochemical plant low temperature exhaust heat recycling system and method based on absorption heat exchange |
| CN107448965A (en) * | 2017-07-14 | 2017-12-08 | 兰州理工大学 | A kind of Novel incineration furnace fume afterheat depth recovery and energy level lifting process system |
| CN208154866U (en) * | 2018-04-28 | 2018-11-27 | 中冶焦耐(大连)工程技术有限公司 | Utilize the system of high temperature coal-tar distillation Water heating system waste heating |
-
2018
- 2018-04-28 CN CN201810403017.XA patent/CN108375239A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101475819A (en) * | 2008-12-11 | 2009-07-08 | 中冶焦耐工程技术有限公司 | Two-tower type pressure reducing coke tar distillation process and apparatus therefor |
| CN103484169A (en) * | 2013-10-30 | 2014-01-01 | 北京中亿孚佑科技有限公司 | New method for performing preliminary condensation refrigeration on coking raw gas |
| CN203671715U (en) * | 2013-12-31 | 2014-06-25 | 中机国能电力工程有限公司 | Heat supply origin station system adopting heat gain type heat pump technology |
| CN103727512A (en) * | 2014-01-06 | 2014-04-16 | 杭州沃润节能科技有限公司 | Waste heat recovering system capable of continuously generating steam aiming at impure waste water resources |
| CN107120869A (en) * | 2017-06-21 | 2017-09-01 | 北京华清微拓节能技术股份公司 | Petrochemical plant low temperature exhaust heat recycling system and method based on absorption heat exchange |
| CN107448965A (en) * | 2017-07-14 | 2017-12-08 | 兰州理工大学 | A kind of Novel incineration furnace fume afterheat depth recovery and energy level lifting process system |
| CN208154866U (en) * | 2018-04-28 | 2018-11-27 | 中冶焦耐(大连)工程技术有限公司 | Utilize the system of high temperature coal-tar distillation Water heating system waste heating |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114733220A (en) * | 2022-03-31 | 2022-07-12 | 中冶焦耐(大连)工程技术有限公司 | Warm water system for industrial naphthalene distillation production process and working method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106765448A (en) | A kind of energy-saving heating system for reducing heat supply return water temperature | |
| CN106705185A (en) | Energy-saving heat supply system with function of reducing temperature of heat supply return water | |
| CN103836697B (en) | Circulating water direct connection waste heat supply and steam extraction heat supply coupled combined heat and power generation heat supply system | |
| CN106523053B (en) | Solar heat and steam power plant's coupled electricity-generation and hot energy storage combined system and implementation method | |
| CN202769778U (en) | Heat supply system for recovering open type circulation water waste heat of power plant | |
| CN109631394A (en) | Integrate a variety of waste heat coupling heating systems | |
| CN205664467U (en) | Directly retrieve economizer that power plant's condenser waste heat is used for municipal heat supply | |
| CN208154866U (en) | Utilize the system of high temperature coal-tar distillation Water heating system waste heating | |
| CN108375239A (en) | The method and system of Water heating system waste heating are distilled using high temperature coal-tar | |
| CN109631395A (en) | Lithium bromide heat pump heating device | |
| CN206309434U (en) | Solar heat and steam power plant's coupled electricity-generation and hot energy storage combined system | |
| CN209470286U (en) | A kind of coupling heating plant using absorption type heat pump assembly recycling cooling water heat | |
| CN208068484U (en) | Low grade residual heat recovery system based on plywood production process | |
| CN109631396A (en) | The mixed water of combined heat and power and divide ability of swimming heat pump heating device | |
| CN109695970A (en) | The integrated collection system of float glass waste heat and solar heat | |
| CN109595673A (en) | The united heat device of postposition solar energy waste-heat recovery device and lithium bromide heat pump | |
| CN109631400A (en) | Use the waste heat recycling of solar energy waste heat concurrent heating and heating installation | |
| CN109631402A (en) | The float glass waste-heat recovery device of lithium bromide heat pump heating | |
| CN206094022U (en) | A system is utilized to heat energy high efficiency for retrieving oxygen -eliminating device exhaust steam concurrent heating electric fan heater | |
| CN111351116A (en) | Heating method of lithium bromide heat pump with heat pump and plate heat exchanger mixed for cogeneration of power plant | |
| CN208419274U (en) | A kind of power station auxiliary cooling water afterheat utilization system | |
| CN106439783A (en) | Heat energy efficient utilization system capable of heating fan heater while recycling dead steam of deoxygenization plant | |
| CN109751788A (en) | Mixed water and the lithium bromide heat pump heating and water supply device for dividing ability of swimming | |
| CN109595672A (en) | It mixes water and divides ability of swimming lithium bromide heat pump to heat and the float glass waste-heat recovery device of water supply | |
| CN109751791A (en) | The lithium bromide heat pump of solar energy supply is to thermal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180807 |
|
| RJ01 | Rejection of invention patent application after publication |