CN107469374A - A kind of MVR vapo(u)rization systems of quick self-picketing energy imbalance - Google Patents
A kind of MVR vapo(u)rization systems of quick self-picketing energy imbalance Download PDFInfo
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- CN107469374A CN107469374A CN201710779681.XA CN201710779681A CN107469374A CN 107469374 A CN107469374 A CN 107469374A CN 201710779681 A CN201710779681 A CN 201710779681A CN 107469374 A CN107469374 A CN 107469374A
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- water
- boiler
- evaporator
- electric steam
- vapo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/28—Evaporating with vapour compression
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0094—Evaporating with forced circulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/30—Accessories for evaporators ; Constructional details thereof
Abstract
The present invention relates to a kind of MVR vapo(u)rization systems of quick self-picketing energy imbalance, evaporator evaporation concentration produces indirect steam after vapour compression machine compresses, into evaporator condensation heat release, condensate liquid flows into electric steam boiler, water water preheater is entered by condensate pump, treat evaporation material to be heated, finally enter the overflow of boiler replenishing water tank to biochemical system；Electric steam boiler can both supplement evaporator the normal operation that indirect steam ensures evaporator and compressor, condensed water can be heated again and ensure that the temperature of condensed water makes material preheating temperature to be evaporated reach setting value, the thermal balance of vapo(u)rization system is avoided to fail, the boiler replenishing water tank can not only store the condensed water after cooling but also can ensure electric steam boiler moisturizing the liquid level of electric steam boiler.Electric steam boiler and condensate water pot are combined into one by the present invention, and evaporation thermal balance is intervened in terms of indirect steam and condensed water heat exchange two, ensure that the operation steady in a long-term of vapo(u)rization system.
Description
Technical field
The present invention relates to a kind of MVR vapo(u)rization systems, specifically MVR vapo(u)rization systems with deviation-correcting function.
Background technology
Evaporation operated as unit have long history and be widely used in chemical industry, food, papermaking, medicine,
The industry such as desalinization and sewage disposal, and new MVR a kind of in recent years（Mechanical steam recompression technology）Evaporation technique because
The energy of indirect steam caused by its re-using vaporized, it is that one kind has very big hair so as to reduce the demand to outside resources
Open up the evaporation technology of potentiality.
MVR evaporation technologies generally set evaporator, vapour compression machine, condensation water storage tank, feeding preheating system, electric steam copper
Stove or raw these elements of steam inlet.Wherein material is concentrated by evaporation in evaporator produces indirect steam, secondary
Steam enters condensed water into evaporator condensation heat release after vapour compression machine increasing temperature and pressure as thermal source heated material, condensed water
The heating charging of feeding preheating system is entered back into after surge tank, completes the recovery of heat, electric steam boiler or raw steam are as steaming
Thermal source when hair is opened makes vapo(u)rization system stop providing steam after rapidly entering steady-state evaporation state, although MVR vapo(u)rization system energy
Recycle the energy of indirect steam but the thermal balance of vapo(u)rization system because of fouling of evaporator, environment temperature rapid drawdown and can carry out liquid temperature
Too big etc. extraneous factor of fluctuation in the short time is spent, causes thermal balance to fail and be gradually reduced evaporation treatment capacity, existing process is
By to evaporator supplement indirect steam method thermal balance is rectified a deviation, because vapour compression machine air inflow be firm discharge therefore
Supplement indirect steam necessarily makes evaporation produce the reduction of indirect steam amount, increases the fixed gas amount of heating steam, condensing liquid quantity subtracts
It is small, heat losses are caused, and feed rate can not be improved and reach design discharge, it is impossible to fundamentally correct thermal balance.Therefore need
A kind of new thermal balance correcting method is wanted, to ensure the stable operation of vapo(u)rization system.
Chinese patent Authorization Notice No. is CN03908788, and a kind of MVR thermo-compression evaporations system of denomination of invention discloses this
Invention specifically discloses a kind of MVR thermo-compression evaporations system, and it includes water vapor pressure compression system, evaporator, separator, accumulation of energy
Water tank and residual neat recovering system, the steam (vapor) outlet of energy storage water tank and the steam (vapor) outlet of separator with water vapor pressure compression system
Steam inlet is connected, and the steam (vapor) outlet of water vapor pressure compression system is connected with the steam inlet of evaporator, and the steam of evaporator goes out
Mouth is connected with the steam inlet of separator, and the stoste entrance and concentrated solution outlet of evaporator are connected with residual neat recovering system.
It is also without the above-mentioned technical problem of solution.
The content of the invention
For existing technical problem, the technical problems to be solved by the invention are to be directed to above-mentioned the deficiencies in the prior art,
A kind of MVR vapo(u)rization systems with the quick self-picketing function of energy imbalance are provided.
The technical scheme is that：
A kind of MVR vapo(u)rization systems of quick self-picketing energy imbalance, including electric steam boiler, water water preheater, evaporator, hot well,
Vapour compression machine and boiler replenishing water tank；
Carry out liquid and enter water water preheater through feed pump, water water preheater goes out item and is connected in the charging of hot well, into heat
After well mixes with circulation fluid,
Mixed liquor is squeezed into through water circulating pump on the outside of the heat exchanger tube of evaporator, and mixed liquor is interior from the secondary of vapour compression machine with tubulation
Steam is exchanged heat, and the outlet of the indirect steam of evaporator connects by pipeline with the import of vapour compression machine, hot well flange with
The concentrated solution outlet connection of evaporator,
The outlet of the condensed water formed after the indirect steam heat release of vapour compression machine is connected with electric steam boiler, electric steam boiler
The condensed water pump in outlet be connected with the water inlet of water water preheater, the condensation-water drain and boiler replenishing water tank of water water preheater
Import is connected；The delivery port of boiler replenishing water tank is connected with the water inlet of electric steam boiler；Boiler replenishing water tank is additionally provided with overflow
Mouthful.
Preferably, above-mentioned electric steam boiler temperature is identical with the outlet temperature of vapour compression machine, outlet temperature 90-
120℃。
Preferably, above-mentioned electric steam boiler vapor interface access evaporator tube.
Advantages of the present invention compared with prior art：
1st, electric steam boiler and condensed water surge tank are combined into one by the present invention, have not only reduced equipment investment but also can be from secondary steaming
Two aspects of vapour and condensed water are intervened evaporation thermal balance.
2nd, the present invention maintains the condensed water water outlet of certain temperature and flow, and then ensures to carry out the design discharge of liquid and enter heat
Well carrys out liquid temperature degree, so that vapo(u)rization system stable operation, the number for both having reduced maintenance shut-downs saves system operation cost,
It in turn ensure that evaporation capacity simultaneously.And the present invention can full automatic working, greatly reduce labor workload.
3rd, the present invention can effectively solve the problem that reduces suddenly due to carrying out liquid temperature degree, fouling of evaporator or environment temperature rapid drawdown cause
Vapo(u)rization system thermal balance fails, and vapo(u)rization system is established new thermal balance relation, avoids the occurrence of system heat balance evil
Property circulation.
4th, the water that the electric steam boiler of the present invention is supplemented is the self-produced condensed water by cooling of system, is followed equivalent to interior
Ring, extraneous introducing is not required to, saves water consumption.
5th, present invention circulation fluid mixing in vapo(u)rization system startup stage, electric steam boiler institute's producing steam and evaporator rises
Temperature, not only efficiency high, save equipment investment, and effectively save startup stage energy consumption and shorten start the time.
Brief description of the drawings
Fig. 1 is the MVR vapo(u)rization system process charts with the quick deviation-correcting function of energy balance of the present invention.
Embodiment
It is further described below in conjunction with the accompanying drawings：
In order that the objects, technical solutions and advantages of the present invention become apparent from understanding, below in conjunction with drawings and Examples, to this hair
The MVR vapo(u)rization systems of the quick self-picketing of bright energy imbalance are further elaborated.It is it should be appreciated that described herein specific
Therefore embodiment does not limit the scope of the invention only to explain the present invention.
As shown in figure 1, the MVR vapo(u)rization systems that the energy balance of the present invention is quickly rectified a deviation comprise the following steps：
The MVR vapo(u)rization systems of the quick self-picketing of energy imbalance include electric steam boiler, water water preheater, evaporator, hot well, vapour pressure
Contracting machine and boiler replenishing water tank.Carry out liquid and enter water water preheater by feed pump, be warming up to design temperature carrys out liquid, into hot well with
After circulation fluid mixing, squeezed into by water circulating pump on the outside of heat exchange pipe of evaporator, with the indirect steam from vapour compression machine in tubulation
Exchanged heat, the condensed water formed after indirect steam heat release enters electric steam boiler, condensed water pump enter water water preheater with
Carry out liquid to be exchanged heat, the overflow of boiler replenishing water tank is entered after heat exchange to biochemical system.
Carry out liquid and enter water water preheater through feed pump, going out item and being connected in the charging of hot well for water water preheater, enter
Enter after hot well mixes with circulation fluid,
Mixed liquor is squeezed into through water circulating pump on the outside of the heat exchanger tube of evaporator, and mixed liquor is interior from the secondary of vapour compression machine with tubulation
Steam is exchanged heat, and the outlet of the indirect steam of evaporator connects by pipeline with the import of vapour compression machine, hot well flange with
The concentrated solution outlet connection of evaporator,
The outlet of the condensed water formed after the indirect steam heat release of vapour compression machine is connected with electric steam boiler, electric steam boiler
The condensed water pump in outlet be connected with the water inlet of water water preheater, the condensation-water drain and boiler replenishing water tank of water water preheater
Import is connected；The delivery port of boiler replenishing water tank is connected with the water inlet of electric steam boiler；Boiler replenishing water tank is additionally provided with overflow
Mouthful.
Vapo(u)rization system thermal balance deviation-rectifying system, can both can be to evaporator according to the needs of system heat balance under evaporating state
Supplement indirect steam ensures that surge does not occur for compressor normal operation, ensures that the temperature and delivery flow of condensed water, and then
Ensure the heat into water water preheater, therefore the charging into water water preheater is kept design discharge and reach the preheating of setting
Temperature, by making system heat balance recover normal rapidly to intervening of both indirect steam and condensed water, to ensure condensed water
Displacement constant and electric steam boiler have certain liquid level, and condensed water discharge capacity in electric steam boiler is supplemented from boiler replenishing water tank and is entered
The difference of material, remaining condensate liquid overflow to biochemical system.The present invention is cleverly by the electric steam boiler in traditional handicraft and condensation
Water storage tank is combined into one, and evaporation thermal balance can be rectified a deviation rapidly, ensure that the stable and continuous operation of vapo(u)rization system, and this hair
It is bright can full automatic working, greatly reduce labor workload and error possibility.
Above-described embodiment is only used for illustrating the inventive concept of the present invention, rather than the restriction to rights protection of the present invention,
It is all that substantial change is carried out to the present invention using this design, protection scope of the present invention all should be fallen into.
Claims (3)
1. a kind of MVR vapo(u)rization systems of quick self-picketing energy imbalance, including electric steam boiler, water water preheater, evaporator, heat
Well, vapour compression machine and boiler replenishing water tank；
Carry out liquid and enter the water water preheater, phase in the charging for going out item and the hot well of the water water preheater through feed pump
Connection, after being mixed into the hot well with circulation fluid,
Mixed liquor is squeezed into through water circulating pump on the outside of the heat exchanger tube of the evaporator, and the mixed liquor in tubulation with coming from both vapor compression
The indirect steam of machine is exchanged heat, and the indirect steam outlet of the evaporator is connected by the import of pipeline and the vapour compression machine
Connecing, the hot well flange connects with the concentrated solution outlet of the evaporator,
Characterized in that, the outlet of the condensed water formed after the indirect steam heat release of the vapour compression machine and the electric steam copper
Stove is connected, and the condensed water pump in outlet of the electric steam boiler is connected with the water inlet of water water preheater, and the water water is pre-
The condensation-water drain of hot device is connected with the boiler replenishing water tank import；The delivery port of the boiler replenishing water tank and the electric steam
The water inlet of boiler is connected；The boiler replenishing water tank is additionally provided with overfall.
2. MVR vapo(u)rization systems as claimed in claim 1 or 2, it is characterised in that described electric steam boiler temperature and vapour pressure
The outlet temperature of contracting machine is identical, and the outlet temperature is 90-120 DEG C.
3. MVR vapo(u)rization systems as claimed in claim 1 or 2, it is characterised in that described electric steam boiler vapor interface access
Evaporator tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710779681.XA CN107469374A (en) | 2017-09-01 | 2017-09-01 | A kind of MVR vapo(u)rization systems of quick self-picketing energy imbalance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710779681.XA CN107469374A (en) | 2017-09-01 | 2017-09-01 | A kind of MVR vapo(u)rization systems of quick self-picketing energy imbalance |
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| CN107469374A true CN107469374A (en) | 2017-12-15 |
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| CN201710779681.XA Pending CN107469374A (en) | 2017-09-01 | 2017-09-01 | A kind of MVR vapo(u)rization systems of quick self-picketing energy imbalance |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10118405A (en) * | 1996-10-22 | 1998-05-12 | Osaka Gas Co Ltd | Method for concentrating liquid |
| CN203208704U (en) * | 2013-04-19 | 2013-09-25 | 上海远跃制药机械股份有限公司 | Single-effect falling-film MVR (mechanical vapour recompression) evaporation system |
| CN203971425U (en) * | 2014-06-16 | 2014-12-03 | 上海普林克斯能源技术有限公司 | A kind of MVR plate evaporation system |
| CN104445777A (en) * | 2014-11-27 | 2015-03-25 | 大柴旦吉利化工有限公司 | Multi-effect evaporative condensed water recycling method |
| CN105999742A (en) * | 2016-06-29 | 2016-10-12 | 北京伊普国际水务有限公司 | MVR evaporative combination device for percolate and treating method thereof |
| CN105999743A (en) * | 2016-07-15 | 2016-10-12 | 宜兴市格兰特干燥浓缩设备有限公司 | MVR (mechanical vapor recompression) evaporation system for soybean polysaccharide |
| US20170028310A1 (en) * | 2013-03-15 | 2017-02-02 | Caloris Engineering, LLC | Mobile mechanical vapor recompression evaporator |
-
2017
- 2017-09-01 CN CN201710779681.XA patent/CN107469374A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10118405A (en) * | 1996-10-22 | 1998-05-12 | Osaka Gas Co Ltd | Method for concentrating liquid |
| US20170028310A1 (en) * | 2013-03-15 | 2017-02-02 | Caloris Engineering, LLC | Mobile mechanical vapor recompression evaporator |
| CN203208704U (en) * | 2013-04-19 | 2013-09-25 | 上海远跃制药机械股份有限公司 | Single-effect falling-film MVR (mechanical vapour recompression) evaporation system |
| CN203971425U (en) * | 2014-06-16 | 2014-12-03 | 上海普林克斯能源技术有限公司 | A kind of MVR plate evaporation system |
| CN104445777A (en) * | 2014-11-27 | 2015-03-25 | 大柴旦吉利化工有限公司 | Multi-effect evaporative condensed water recycling method |
| CN105999742A (en) * | 2016-06-29 | 2016-10-12 | 北京伊普国际水务有限公司 | MVR evaporative combination device for percolate and treating method thereof |
| CN105999743A (en) * | 2016-07-15 | 2016-10-12 | 宜兴市格兰特干燥浓缩设备有限公司 | MVR (mechanical vapor recompression) evaporation system for soybean polysaccharide |
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| CB02 | Change of applicant information |
Address after: 437100 238 Jin Gui Road, Xianning Economic Development Zone, Xianning, Hubei Applicant after: Ho Chi New Energy Automobile Co., Ltd. Address before: 437100 238 Jin Gui Road, Xianning Economic Development Zone, Xianning, Hubei Applicant before: Hubei Hejia Environment Equipment Co., Ltd. |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20190409 Address after: 443000 No. 114 Yanjiang Avenue, Yichang City, Hubei Province Applicant after: Sound Environmental Resources Co., Ltd. Address before: 437100 238 Jin Gui Road, Xianning Economic Development Zone, Xianning, Hubei Applicant before: Ho Chi New Energy Automobile Co., Ltd. |
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Application publication date: 20171215 |
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