CN208887159U - The system freezed using steam condensate waste heat - Google Patents
The system freezed using steam condensate waste heat Download PDFInfo
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- CN208887159U CN208887159U CN201821151305.2U CN201821151305U CN208887159U CN 208887159 U CN208887159 U CN 208887159U CN 201821151305 U CN201821151305 U CN 201821151305U CN 208887159 U CN208887159 U CN 208887159U
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- ammonia
- generator
- steam condensate
- solution
- exchanger
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- 239000002918 waste heat Substances 0.000 title claims abstract description 28
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 270
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 134
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims abstract description 53
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims abstract description 53
- 235000011114 ammonium hydroxide Nutrition 0.000 claims abstract description 53
- 238000001816 cooling Methods 0.000 claims abstract description 16
- 238000003860 storage Methods 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 230000000694 effects Effects 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims description 2
- 239000006096 absorbing agent Substances 0.000 claims 2
- 238000005507 spraying Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 18
- 230000008569 process Effects 0.000 description 13
- 238000005057 refrigeration Methods 0.000 description 11
- 239000007789 gas Substances 0.000 description 7
- 230000008901 benefit Effects 0.000 description 5
- 238000001354 calcination Methods 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 5
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- IIPYXGDZVMZOAP-UHFFFAOYSA-N lithium nitrate Chemical compound [Li+].[O-][N+]([O-])=O IIPYXGDZVMZOAP-UHFFFAOYSA-N 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- -1 amides compound Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- JQVALDCWTQRVQE-UHFFFAOYSA-N dilithium;dioxido(dioxo)chromium Chemical compound [Li+].[Li+].[O-][Cr]([O-])(=O)=O JQVALDCWTQRVQE-UHFFFAOYSA-N 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 1
- 229910001950 potassium oxide Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
-
- 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
- Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
Landscapes
- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model relates to a kind of systems freezed using steam condensate waste heat, including generator, the ammonia that generation is heated in the generator enters evaporative condenser by ammonia pipeline, ammonia is condensed into liquefied ammonia by evaporative condenser, and storage of described liquefied ammonia is entered by liquefied ammonia pipeline, liquefied ammonia in the storage of described liquefied ammonia enters Outer Cooler by pipeline, liquefied ammonia becomes low pressure ammonia after Outer Cooler absorbs heat and enters back into ammonia scrubber, poor ammonia solution in the ammonia scrubber becomes rich ammonia solution after absorbing low pressure ammonia, the richness ammonia solution is pumped into exchanger by rich solution force (forcing) pump, enter generator after absorbing heat in exchanger, poor ammonia solution in the generator enters ammonia scrubber after exchanger is cooling.This system is cooled down using the waste heat of steam condensate to carry out pressure-raising to low-pressure ammonia again, is freezed with obtaining high-pressure liquid ammonia supply Outer Cooler, is thus substituted traditional high-power ammonia refrigerating compressor, and realizes energy-efficient beneficial effect.
Description
Technical field
The utility model relates to utilizing waste heat for refrigeration systems, and in particular to a kind of to be using what steam condensate waste heat freezed
System.
Background technique
In chemical production process, the reasonable of steam condensed water waste heat utilizes the economic benefit and carbon that are directly related to enterprise
Quantity is discharged, and realizes the only way of sustainable economic development.This part of waste heat is difficult through the prior art again at present
It recycles, while cannot be directly discharged in environment again, can only be handled, be caused in such a way that recirculated cooling water cools down
Great waste.And need to consume outside energy in the freezing process of connection alkali device and provide liquefied ammonia refrigeration to Outer Cooler,
The gas ammonia of low pressure is compressed to high pressure gas ammonia currently with compressor, consumes additional electric energy.How by steam condensate (SC)
Also a big project of nowadays Chemical Manufacture business research is had become in the freezing process that waste heat is applied in connection alkali device.
Utility model content
In order to overcome drawbacks described above, the utility model provides a kind of system freezed using steam condensate waste heat,
The system generates refrigerant liquefied ammonia required for refrigeration process using the by-product steam condensate (SC) generated in calcination process, makes
It obtains waste heat to be recycled, has saved cost, reduced energy consumption.
The utility model is to solve technical solution used by its technical problem:
A kind of system freezed using steam condensate waste heat, including generator, evaporative condenser, Outer Cooler,
Ammonia scrubber and exchanger, the generator is equipped with steam condensate import and steam condensate outlet, in the generator
The ammonia for being heated generation enters evaporative condenser by ammonia pipeline, and ammonia is condensed into liquefied ammonia by evaporative condenser
And storage of described liquefied ammonia is entered by liquefied ammonia pipeline, the liquefied ammonia in the storage of described liquefied ammonia enters Outer Cooler by pipeline, and liquefied ammonia is by outer cold
Become low pressure ammonia after device heat absorption and enter ammonia scrubber, the poor ammonia solution in the ammonia scrubber becomes after absorbing low pressure ammonia
Rich ammonia solution, the richness ammonia solution are pumped into exchanger by rich solution force (forcing) pump, enter generator, the generation after absorbing heat in exchanger
Poor ammonia solution in device enters ammonia scrubber after exchanger is cooling.
Preferably, cooler is additionally provided between exchanger and ammonia scrubber, the poor ammonia solution come out from exchanger
Enter ammonia scrubber after the cooler further cools down.
Preferably, the cooler is water cooling exchanger, which is equipped with the inlet and outlet of recirculated water.
Preferably, the ammonia scrubber is also connected with a lean solution circulating pump, and the lean solution circulating pump is for following poor ammonia solution
Spray into ammonia scrubber to ring.
Preferably, the ammonia in the generator passes sequentially through that enter vaporation-type after primary filter and gas-liquid separator cold
Condenser.
Preferably, the primary filter is set to the top of generator, the drop separated in the gas-liquid separator
It is returned in the generator by pipeline.
Preferably, the ammonia scrubber is equipped with fluid level controller, is arranged in steam condensate inlet ductwork automatic
Regulating valve, the automatic regulating valve can be according to the uninterrupteds of the temperature automatic adjustment steam condensate in generator.
The beneficial effects of the utility model are:
1) this system is cooled down using the waste heat of steam condensate to carry out pressure-raising to low-pressure ammonia again, to obtain high-pressure liquid ammonia confession
Freeze to Outer Cooler, thus traditional high-power ammonia refrigerating compressor is substituted, to realize energy-efficient beneficial effect；
2) using 150 DEG C or so of high temperature condensate liquid of calcination process output in this system, by freezing process waste heat benefit
With rear, temperature is down to 100 DEG C hereinafter, therefore avoiding former 150 DEG C of condensate liquids during long distance delivery due to vapor flash
It phenomena such as pipe vibration of generation, noise, excessively high moment pressure, is brought so as to cause rupture and water attack (water hammer) effect of pipe
The safety in production hidden danger such as great destructiveness, the condensate liquid after this cooling first cool down with boiler feedwater heat exchange, then with desalted water
Raw water heat exchange cooling is not needed to be further added by the cooling device with recirculated water, be saved into purification mixed bed as the water supply of boiler
Cost reduces energy consumption；
3) novel polynary refrigeration working medium is used in this system in ammonia solution, this polynary refrigeration working medium includes lithium nitrate, hydrogen
The components such as potassium oxide, amides compound, lithium chromate have when to the solubility of ammonia, big, working medium gasification temperature height evaporates not
It is easily taken out of with gas and the advantages that physical and chemical performance is highly stable, will need to complete by helical-lobe compressor originally using this working medium
Compressible gas by pressure-raising process be changed into incompressible liquid boosting, substantially subtract while efficiently using heat sources
Electric energy loss is lacked；
4) this system is conducive to promoting the use using recycling new technologies of low-grade heat sources such as waste heat and waste heat, reduces
The operation cost of user has good energy-saving and emission-reduction demonstration effect and social benefit in chemical field.
Detailed description of the invention
Fig. 1 is the refrigeration system schematic diagram of the utility model；
Fig. 2 is the refrigerating method flow chart of the utility model；
In figure: 10- generator, 11- primary filter, 12- gas-liquid separator, 20- evaporative condenser, the storage of 21- liquefied ammonia
Slot, 30- Outer Cooler, 40- ammonia scrubber, 41- lean solution circulating pump, 42- rich solution force (forcing) pump, 50- exchanger, 60- cooler.
Specific embodiment
Below in conjunction with the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear, complete
Site preparation description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, fall within the protection scope of the utility model.
Embodiment: as shown in Figure 1, a kind of system freezed using steam condensate waste heat, including generator 10, steaming
Hairdo condenser 20, Outer Cooler 30, ammonia scrubber 40 and exchanger 50, the generator 10 be equipped with steam condensate into
Mouthful and steam condensate outlet, the ammonia that generation is heated in the generator 10 evaporative condenser is entered by ammonia pipeline
20, ammonia is condensed into liquefied ammonia by evaporative condenser and enters storage of described liquefied ammonia 21 by liquefied ammonia pipeline, the storage of described liquefied ammonia 21
In liquefied ammonia Outer Cooler 30 is entered by pipeline, liquefied ammonia becomes low pressure ammonia after Outer Cooler absorbs heat and enters ammonia scrubber
40, the poor ammonia solution in the ammonia scrubber 40 becomes rich ammonia solution after absorbing low pressure ammonia, which is added by rich solution
Press pump 42 is pumped into exchanger 50, and generator 10 is entered after absorbing heat in exchanger, and the poor ammonia solution in the generator 10 is by handing over
Enter ammonia scrubber 40 after parallel operation 50 is cooling.The remaining of 150 DEG C of saturated vapor condensed waters of calcination process by-product is utilized in this system
Heat cools down again to low-pressure ammonia pressure-raising, obtains high-pressure liquid ammonia and uses for Outer Cooler, thus instead of the ammonia refrigeration of one big function rate
Compressor realizes energy-efficient effect.By taking calcination process generates 120 tons of 150 DEG C of saturated vapor condensed waters per hour as an example, steam
Condensed water is cooled to 90 DEG C from 150 DEG C and produces 8500Kw heat, and energy a part is used to compress 0.4MPa low pressure gas ammonia
To the high pressure gas ammonia of 1.3MPa, numerical value about 1600Kw；Its excess heat is used to the solvent of ammonia solution carrying out heat temperature raising repeatedly.
Novel polynary refrigeration working medium is used in this system in ammonia solution, the compressible gas that will need to complete by helical-lobe compressor originally
Body is changed into incompressible liquid boosting by pressure-raising process, and electric energy damage is greatly reduced while efficiently using heat sources
Consumption.
Further, it is additionally provided with cooler 60 between exchanger 50 and ammonia scrubber 40, is come out from exchanger 50
Poor ammonia solution after the cooler further cools down enter ammonia scrubber 40.The effect of exchanger 50 is to inhale from ammonia
The low temperature richness ammonia solution received in device carries out heat exchange with the poor ammonia solution of high temperature in generator, and rich ammonia solution adds by rich solution
Press pump 42 reaches 1.3MPa after boosting, and generator is entered after exchanger heats up, and the pressure of generator is 1.3MPa, therefore from
The poor ammonia solution come out in generator overcomes resistance to reach ammonia scrubber enough.The cooler 60 is water cooling exchanger, should
Cooler is equipped with the inlet and outlet of recirculated water.Poor ammonia solution is further cooled down in cooler by recirculated cooling water
Afterwards, into ammonia scrubber, to be conducive to absorption of the poor ammonia solution to ammonia.
The ammonia scrubber 40 is also connected with a lean solution circulating pump 41, and the lean solution circulating pump 41 is for following poor ammonia solution
Spray into ammonia scrubber to ring.The lean solution circulating pump 41 effect is to improve sprinkle density, is conducive to suction of the solvent to ammonia
It receives.Ammonia in the generator 10 enters evaporative condenser after passing sequentially through primary filter 11 and gas-liquid separator 12
20.The primary filter 11 is set to the top of generator 10, and the drop separated in the gas-liquid separator 12 passes through pipe
Road returns in the generator 10.The primary filter 11 is to be used to filter out the mist in ammonia, gas-liquid separation except mist device
Device 12 further comes out the drop separation carried in ammonia, the content liquid drop after above-mentioned twice filter in ammonia
To 0.1ppmw hereinafter, to improve subsequent refrigerating efficiency.Gas-liquid separator is limited using quite your filter in the present embodiment
The product of company.
The ammonia scrubber 40 is equipped with fluid level controller, and automatic adjustment is arranged in steam condensate inlet ductwork
Valve, the automatic regulating valve can be according to the uninterrupteds of the temperature automatic adjustment steam condensate in generator 10.It uses herein
Automation control, automatic regulating valve is interior to be equipped with software control system, and the thermometer in this software control system and generator is electrical
Connection, software control system adjust automatic adjustment valve according to this temperature after the temperature obtained in generator in thermometer
Aperture, to ensure that the stability to exchange heat in generator, this automation control is routine techniques, is not done herein further
It is described in detail.For the protection to rich solution force (forcing) pump 42, fluid level controller is loaded on ammonia scrubber, to guarantee force (forcing) pump
There are enough suction heads, prevent the generation of cavitation and the lubricating fluid of bearing is made to have enough pressure；In rich solution force (forcing) pump
It is equipped with load-relay in 42 circuit, temperature relay, load-relay are installed on the outlet conduit of rich solution force (forcing) pump 42
For playing the role of protection to motor and impeller etc.；Temperature relay is used to prevent lubricating oil temperature is excessively high from damage bearing
It is bad；In order to guarantee the safety operation of system, it can also be equipped with a spare rich solution force (forcing) pump.
The refrigerating method of the utility model:
As shown in Fig. 2, a kind of method freezed using steam condensate waste heat, steps are as follows:
Step 1: 150 DEG C of by-product or so of saturated vapor of the calcination process come enters generation by condensate liquid import
Device 10 heats the rich ammonia solution in generator, makes ammonia and poor ammonia solution, and ammonia is entered by ammonia pipeline
The poor ammonia solution of evaporative condenser 20, high temperature enters exchanger 50；
Step 2: ammonia is cooled to saturation liquefied ammonia by evaporative condenser 20, which is flow automatically by liquefied ammonia pipeline
Enter storage of described liquefied ammonia 21, is sent using the pressure of storage of described liquefied ammonia itself into Outer Cooler 30 and freezed；
Step 3: liquefied ammonia absorbs heat in Outer Cooler 30 to be become entering ammonia scrubber 40 after low pressure ammonia, and ammonia is inhaled
Receiving after the poor ammonia solution in device absorbs low pressure ammonia becomes rich ammonia solution；
Step 4: the rich ammonia solution in ammonia scrubber 40 is pumped into exchanger 50 by rich solution force (forcing) pump 42, with high temperature
Poor ammonia solution enters generator 10 after carrying out heat exchange, repeats step 1 richness ammonia solution and is recycled；
Step 5: the poor ammonia solution in generator 10 enters cooler after exchanger 50 is cooling and further cools down, then
Into ammonia scrubber 40, repeats the poor ammonia solution of step 3 and be recycled.150 DEG C or so of high temperature saturated vapor condensate liquid
By heating to rich ammonia solution, 100 DEG C itself are reduced to hereinafter, and the low-boiling ammonia evaporation of major part in rich ammonia solution
Become high pressure ammonia out, rich ammonia solution becomes poor ammonia solution because most ammonia is evaporated, and poor ammonia solution passes through
Enter after exchanger 50 (carrying out heat exchange with rich ammonia solution) and cooler 60 (using cooling water that poor ammonia solution is cooling) cooling
Ammonia scrubber 40, the poor ammonia solution after being cooled down are more conducive to the absorption of ammonia, and high pressure ammonia passes through 20 He of evaporative condenser
After Outer Cooler 30, become low pressure ammonia and enter ammonia scrubber 40 being absorbed by poor ammonia solution, so as to become rich ammonia molten for poor ammonia solution
Liquid, rich ammonia solution enter generator 10 after exchanger 50 absorbs the heat of poor ammonia solution, and in the whole process, saturation is steamed
The waste heat of vapour condensate liquid is utilized, and ammonia solution is recycled.
Wherein, in step 1, the ammonia in generator 10 is removed by being set to the primary filter 11 at the top of generator
After mist, then the micro drop by being carried in the removing ammonia of gas-liquid separator 12, finally enter evaporative condenser 20.In step
In rapid three, the ammonia scrubber 40 is also connected with a lean solution circulating pump 41, and the lean solution circulating pump 41 is for recycling poor ammonia solution
Ground is sprayed into ammonia scrubber 40.
This system economic analysis:
1, the power consumption of this utilizing waste heat for refrigeration project calculates
1. the 2 circulating pump power consumptions of utilizing waste heat for refrigeration unit, unit internal circulation pump general power is 84 kW；
2. needing mating recirculated water 1560m3/ h, recirculated water energy consumption 0.035kWh/m3, circulating water cooling tower fan energy consumption is
1560m3/h×0.035kWh/m3=54.6kW；
3. water circulating pump energy consumption is about twice of blower, i.e. 109.2kW；
The total power consumption of UTILIZATION OF VESIDUAL HEAT IN unit: 84+54.6+109.2=247.8kW；
2, former a set of ammonia refrigerating compressor group power consumption calculates
1. ammonia refrigerating compressor group main motor rated power 1600kW；
2. Oil pump electrical machinery 15Kw in unit, Lubricating-oil Station motor 3Kw, total 18Kw；
3. unit is cooling using evaporative condenser, every set ammonia refrigerating compressor group is equipped with four specified heat exchange amounts and is
The evaporative condenser of 2000kW, every set condenser are equipped with the water pump of a 7.5kW, the blower of two 7.5kW power；
The condenser power consumption of single set unit: 7.5kWx4+7.5kWx8=90kW.
Former a set of total power consumption of ammonia refrigerating compressor: 1600+15+3+90=1708kW.
3, the power cost saved after system operation
Year economic benefit: (1708-247.8) × 8000 × 0.71=8293936 (member)
Wherein, the electricity charge are as follows: 0.71 yuan/degree, calculated by 8000 hours in year；It therefore, 1 year can by using this refrigeration system
To save more than 80 ten thousand power cost.
It should be pointed out that for those of ordinary skill in the art, without departing from the concept of the premise utility,
Various modifications and improvements can be made, and these are all within the protection scope of the present invention.Therefore, the utility model patent
The scope of protection shall be subject to the appended claims.
Claims (7)
1. a kind of system freezed using steam condensate waste heat, it is characterised in that: cold including generator (10), vaporation-type
Condenser (20), Outer Cooler (30), ammonia scrubber (40) and exchanger (50), the generator (10) are equipped with steam condensate
Import and steam condensate outlet, the ammonia that generation is heated in the generator (10) enter evaporating type condensing by ammonia pipeline
Device (20), ammonia are condensed into liquefied ammonia by evaporative condenser and enter storage of described liquefied ammonia (21), the liquefied ammonia by liquefied ammonia pipeline
Liquefied ammonia in storage tank (21) is entered Outer Cooler (30) by pipeline, and liquefied ammonia becomes low pressure ammonia after Outer Cooler absorbs heat and enters ammonia
Aspiration device (40), the poor ammonia solution in the ammonia scrubber (40) become rich ammonia solution after absorbing low pressure ammonia, and the richness ammonia is molten
Liquid is pumped into exchanger (50) by rich solution force (forcing) pump (42), enters generator (10) after absorbing heat in exchanger, the generator
(10) the poor ammonia solution in enters ammonia scrubber (40) after exchanger (50) are cooling.
2. the system according to claim 1 freezed using steam condensate waste heat, it is characterised in that: in exchanger
(50) it is additionally provided between ammonia scrubber (40) cooler (60), the poor ammonia solution come out from exchanger (50) is cold by this
But enter ammonia scrubber (40) after device further cools down.
3. the system according to claim 2 freezed using steam condensate waste heat, it is characterised in that: the cooling
Device (60) is water cooling exchanger, which is equipped with the inlet and outlet of recirculated water.
4. the system according to claim 1 freezed using steam condensate waste heat, it is characterised in that: the ammonia
Absorber (40) is also connected with a lean solution circulating pump (41), and the lean solution circulating pump (41) is for cyclically spraying poor ammonia solution into ammonia
Aspiration device.
5. the system according to claim 1 freezed using steam condensate waste heat, it is characterised in that: the generation
Ammonia in device (10) passes sequentially through primary filter (11) and gas-liquid separator (12) and enters evaporative condenser (20) afterwards.
6. the system according to claim 5 freezed using steam condensate waste heat, it is characterised in that: the just effect
Filter (11) is set to the top of generator (10), and the drop separated in the gas-liquid separator (12) is returned to by pipeline
In the generator (10).
7. the system according to claim 1 freezed using steam condensate waste heat, it is characterised in that: the ammonia
Absorber (40) is equipped with fluid level controller, automatic regulating valve is arranged in steam condensate inlet ductwork, the automatic regulating valve
It can be according to the uninterrupted of the temperature automatic adjustment steam condensate in generator (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821151305.2U CN208887159U (en) | 2018-07-20 | 2018-07-20 | The system freezed using steam condensate waste heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821151305.2U CN208887159U (en) | 2018-07-20 | 2018-07-20 | The system freezed using steam condensate waste heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208887159U true CN208887159U (en) | 2019-05-21 |
Family
ID=66507020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201821151305.2U Active CN208887159U (en) | 2018-07-20 | 2018-07-20 | The system freezed using steam condensate waste heat |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726536A (en) * | 2018-08-08 | 2018-11-02 | 安徽沃特普尔节能科技有限公司 | A kind of system and method for producing liquefied ammonia using soda manufacture process steam condensation fluid residual heat |
| CN108981221A (en) * | 2018-07-20 | 2018-12-11 | 中盐昆山有限公司 | The system and method to be freezed using steam condensate waste heat |
| CN111911990A (en) * | 2020-07-13 | 2020-11-10 | 东南大学 | Remote absorption type cooling and heating system based on solution energy storage |
-
2018
- 2018-07-20 CN CN201821151305.2U patent/CN208887159U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108981221A (en) * | 2018-07-20 | 2018-12-11 | 中盐昆山有限公司 | The system and method to be freezed using steam condensate waste heat |
| CN108726536A (en) * | 2018-08-08 | 2018-11-02 | 安徽沃特普尔节能科技有限公司 | A kind of system and method for producing liquefied ammonia using soda manufacture process steam condensation fluid residual heat |
| CN111911990A (en) * | 2020-07-13 | 2020-11-10 | 东南大学 | Remote absorption type cooling and heating system based on solution energy storage |
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