CN203790794U - Purifying and recovering system of organic working medium - Google Patents
Purifying and recovering system of organic working medium Download PDFInfo
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- CN203790794U CN203790794U CN201420054654.8U CN201420054654U CN203790794U CN 203790794 U CN203790794 U CN 203790794U CN 201420054654 U CN201420054654 U CN 201420054654U CN 203790794 U CN203790794 U CN 203790794U
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Abstract
The utility model provides a purifying and recovering system of an organic working medium, which is provided with an organic working medium using system, a vacuum pump, a packed tower, a condenser and a recycling cylinder, wherein the organic working medium which is used for generating electricity by low-temperature exhaust heat remains in the organic working medium using system; an inlet of the vacuum pump is connected with the organic working medium using system through a pipeline; a plurality of ceramic rings are arranged in the packed tower, a first tower opening of the packed tower, which is positioned in the bottom, is connected with an outlet of the vacuum pump through a pipeline, and a second tower opening of the packed tower, which is positioned in the bottom, is connected with the organic working medium using system through a pipeline; an inlet of the condenser is connected with a third tower opening of the packed tower through a pipeline, which is positioned in the top, a pipeline which is connected with an outlet of the condenser is branched into a first pipeline and a second pipeline, the first pipeline is connected with a fourth opening of the packed tower through a first valve, which is positioned in the top, and a blow-down pipe and a temperature detecting device are arranged on the condenser; a first cylinder opening of the recycling cylinder is connected with the second pipeline of the condenser through the second valve, and a second cylinder opening of the recycling cylinder is connected with a pipeline through a balance air pipe, which is used for connecting the organic working medium using system with the inlet of the vacuum pump.
Description
Technical field
The present invention relates to a kind of recovery system that purifies, relate in particular to a kind of purification recovery system of organic working medium.
Background technology
The energy is the important substance basis that the mankind depend on for existence and development, and the height of energy use efficiency has become important development target, and in the current time, energy shortage is on the rise, and power saving is particularly outstanding.
Under these circumstances, how to utilize and in production process, produce discarded energy and become important issue, for example in the prior art, not only can make full use of for the waste heat of high temperature, and can in the industrial processes such as cement, iron and steel, produce 150 ° to 350 ° even tens degree low temperature exhaust heats recycle.In the time that being reclaimed, low temperature exhaust heat conventionally uses the low temperature exhaust heat recovery system of utilizing organic working medium, it is taking low-boiling-point organic compound as such as halogenated hydrocarbons of working medium (fluorohydrocarbon) etc., reclaim waste gas residual heat by evaporimeter, produce the organic working medium steam of certain temperature and pressure, promote decompressor, drive generator generating or outputting power, then weary gas condensation in condenser, export evaporimeter to by working medium pump, complete a circulation.
In the low temperature exhaust heat recovery system of utilizing organic working medium, in the time of needs parking maintenance, will abandon a large amount of working medium, expensive due to organic working medium, the working medium of abandoning causes very large waste, improve like this cost of low temperature exhaust heat recovery system recovery waste heat, thus the device that need to reclaim the organic working medium in low temperature exhaust heat recovery system.And, in the organic working medium in low temperature exhaust heat recovery system, there is impurity, the working medium of how purifying also becomes a kind of problem.But in the prior art, the equipment of the recovery organic working medium of can purifying like this need exploitation.
Summary of the invention
The object of the invention is to propose a kind of purification recovery system that can purify and reclaim organic working medium for the technological deficiency existing in prior art.
Adopt following technical scheme for realizing object of the present invention.
The purification recovery system of a kind of organic working medium of the present invention, has: organic working medium is utilized system, its inner remaining organic working medium that is useful on low-temperature cogeneration; Vavuum pump, its entrance utilizes system to be connected via pipeline with described organic working medium; Packed tower, its inside has multiple porcelain rings, and the first tower mouth that is positioned at bottom of described packed tower is connected with described vacuum delivery side of pump via pipeline, and the second tower mouth that is positioned at bottom of described packed tower utilizes system to be connected via pipeline with described organic working medium; Condenser, its entrance is connected with the 3rd tower mouth that is positioned at top of described packed tower via pipeline, the pipeline being connected with the outlet of described condenser is branched to the first pipeline and second pipe, described the first pipeline is connected with the 4th tower mouth that is positioned at top of described packed tower via the first valve, and is connected with blow-down pipe and temperature-detecting device on described condenser; Reclaim steel cylinder, its first bottleneck is connected with the second pipe of described condenser via the second valve, and its second bottleneck connects with the pipeline that described organic working medium is utilized the entrance of system and described vavuum pump be connected via balance tracheae.
In the purification recovery system of above-mentioned organic working medium, open vavuum pump, it is the organic working medium with impurity in the low temperature exhaust heat recovery system suction due to vavuum pump that organic working medium is utilized system, the the first tower mouth that is positioned at bottom that enters to packed tower via vavuum pump, then rises and enters condenser packed column from the first tower mouth.Owing to thering is blow-down pipe on condenser, so at the initial stage of organic working medium recovery, can discharge initial stage low boiling impurity.In addition, on condenser, having temperature-detecting device is thermometer, like this can monitoring temperature, and because the evaporating temperature of organic working medium is specified temp, so can determine whether that by monitoring temperature the steam of organic working medium enters condenser.In addition, branch into the first pipeline and second pipe with the outlet connecting pipe road of condenser, the first pipeline is connected with the tower mouth that is positioned at top of packed tower, and second pipe is connected with recovery steel cylinder.Passing through temperature-detecting device, when the steam of judging organic working medium enters condenser, open respectively the valve that is positioned at the first pipeline and the valve that is positioned at second pipe, make in addition the condensed organic working medium of small part enter packed tower, the organic working medium that enters packed tower sprays on the porcelain ring of installing in organic working medium, and porcelain ring is soaked.Organic working medium utilizes the organic working medium institute in system to comprise high boiling impurity such as gaseous state oil and such as air of lower boiling impurity etc. with impurity, in the time of such mist process packed tower, with for increasing surface area contacted porcelain ring fully contact, the wherein lower boiling impurity discharge of the evacuated tube from condenser in advance, organic working medium can be condensed device condensation through packed tower and be recycled to recovery steel cylinder, and high boiling impurity can flow back to organic working medium space via the second tower mouth being connected with the bottom of packed tower because the organic working medium on porcelain ring contacts liquefy together with organic working medium, and then evaporated and again entered recovery system, carry out like this iterative cycles, purify recovery organic working medium.
According to the purification recovery system of organic working medium of the present invention, the organic working medium that contains impurity is recovered to and reclaims in steel cylinder via packed tower and condenser, wherein lower boiling impurity is directly disposed to outside via the blow-down pipe being arranged on condenser, and the organic working medium device that is condensed is cooled to liquid state and is back to recovery steel cylinder.In addition, the liquid organic working medium being recovered also sprays on the porcelain ring in packed tower via pipeline, high boiling like this impurity is back to organic working medium by the organic working medium liquefaction on porcelain ring and utilizes system together with organic working medium, and then evaporated and circulate in the purification recovery system of organic working medium, can purify organic working medium like this while reclaim.
In the purification recovery system of above-mentioned organic working medium, preferably utilize between system and the entrance of described vavuum pump and be connected with pressure vacuum gauge in described organic working medium, the pipeline of the arrival end of described vavuum pump is connected with the first tower mouth of described packed tower via the 3rd valve.
Thus, can judge organic working medium according to Pressure gauge and utilize the pressure in system, utilize the pressure in system to be greater than in atmospheric situation in organic working medium, need not open vavuum pump, utilize the pressure in system just can discharge the organic working medium with impurity by organic working medium, reclaim, be judged as and be reduced to atmospheric pressure by Pressure gauge, organic working medium with impurity can not Self-discharged situation, opening vavuum pump extraction organic working medium utilizes the organic working medium with impurity of system to purify and reclaim, Pressure gauge can be set certainly in addition, utilize organic working medium to utilize existing pressure-detecting device in system to detect.In addition, the pipeline of the arrival end of vavuum pump is directly connected with the first tower mouth of described packed tower via the 3rd valve, can utilize the pressure in system to be greater than in atmospheric situation in organic working medium like this, open the 3rd valve and make organic working medium directly enter packed tower then to reclaim.
In the purification recovery system of above-mentioned organic working medium, the first pipeline of preferred described condenser is also connected with the 3rd tower mouth of described packed tower via backflow visor, and the second pipe of described condenser is also connected with the first bottleneck that reclaims steel cylinder via organic working medium visor.Thus, can be by backflow visor and organic working medium visor, observe the flow of ducted working medium, can suitably regulate like this each valve, be adjusted at the flow direction of the organic working medium in the first pipeline and second pipe, make the organic working medium of small part spray the purification operation after carrying out to packed tower, most of organic working medium is recovered.
In the purification recovery system of above-mentioned organic working medium, preferably connect described organic working medium and utilize system to be also connected with described balance tracheae via the 4th valve with the pipeline of the second tower mouth of described packed tower, described organic working medium utilizes system to be also connected with the 5th tower mouth that is positioned at top of described packed tower via the 5th valve.Utilize the organic working medium in system and only discharge organic working medium and utilize the liquid impurities in system in the case of not reclaiming organic working medium like this, can isolated vacuum pump, make organic working medium utilize system to be directly connected with recovery steel cylinder, form organic working medium and utilize system, recovery steel cylinder, packed tower to organic working medium to utilize the path of system, liquid impurities is directly disposed to steel cylinder.
In the purification recovery system of above-mentioned organic working medium, be preferably connected with the 6th valve in the downstream of described organic working medium visor, be connected with the 7th valve at the first bottleneck of described recovery steel cylinder.Reclaiming ending phase like this, can reclaim and remain in ducted organic working medium by closing the 6th valve open the 7th valve.
In the purification recovery system of above-mentioned organic working medium, preferably connecting electronic scale on described recovery steel cylinder.Whether can measure by electronic scale recovery flow and the organic working medium of organic working medium that reclaims steel cylinder is like this filled.
In the purification recovery system of above-mentioned organic working medium, the second pipe of preferred described condenser can be connected with multiple described recovery steel cylinders, and the second bottleneck of multiple described recovery steel cylinders connects with the pipeline that described organic working medium is utilized the entrance of system and described vavuum pump be connected via balance tracheae respectively.Can organic working medium be recycled in multiple recovery steel cylinders so simultaneously.
In the purification recovery system of above-mentioned organic working medium, preferred described vavuum pump is oilless vacuum pump.Can further avoid like this in organic working medium, sneaking into impurity in the purification recovery system of organic working medium.
Brief description of the drawings
Fig. 1 is the schematic diagram that represents the purification recovery system of organic working medium of the present invention.
Detailed description of the invention
Below, the purification recovery system as the organic working medium of embodiments of the invention based on brief description of the drawings.
Fig. 1 is the schematic diagram that represents the purification recovery system of organic working medium of the present invention.
As shown in Figure 1, the purification recovery system of organic working medium of the present invention has: organic working medium is utilized system 10, its inner remaining organic working medium that is useful on low-temperature cogeneration; Vavuum pump 20, its entrance 21 utilizes system 10 to be connected via pipeline and organic working medium; Packed tower 30, its inside has multiple porcelain rings, and the first tower mouth 31 that is positioned at bottom of packed tower 30 is connected with vacuum delivery side of pump 22 via pipeline, and the second tower mouth 32 that is positioned at bottom of packed tower 30 utilizes system 10 to be connected via pipeline and organic working medium; Condenser 40, its entrance 41 is connected with the 3rd tower mouth 33 that is positioned at top of packed tower 30 via pipeline, the pipeline being connected with the outlet 42 of condenser 40 is branched to the first pipeline 43 and second pipe 44, the first pipeline 43 is connected with the 4th tower mouth 34 that is positioned at top of packed tower 30 via the first valve 45, and on condenser 40, is connected with blow-down pipe 50 and temperature-detecting device TI; Reclaim steel cylinder 70, its first bottleneck 71 is connected with the second pipe 44 of condenser 40 via the second valve 46, and its second bottleneck 72 connects with the pipeline that organic working medium is utilized the entrance of system 10 and vavuum pump 20 be connected via balance tracheae 80.
Specifically, branch into vavuum pump connecting pipe and reclaim steel cylinder connecting pipe with the valve downstream end of the pipeline that utilizes the outlet of system 10 to be connected via valve and organic working medium, vavuum pump connecting pipe is connected with the entrance 21 of vavuum pump 20 via valve, reclaiming steel cylinder connecting pipe is that balance tracheae 80 is connected with recovery steel cylinder 70 via multiple valves, and the port of export of balance tracheae 80 stretches to the top of the recovery steel cylinder 20 of horizontal positioned.The outlet 22 of vavuum pump 20 is connected with the first tower mouth 31 of the bottom of packed tower 30 via valve.In addition, the second tower mouth 32 of the bottom of packed tower 30 utilizes the middle and lower part of system to be connected via valve and organic working medium.In addition, multiple porcelain rings are installed in packed tower 30, the 3rd tower mouth 33 at the top of packed tower 30 is connected with the entrance of condenser 40 via pipeline.On condenser 40, be connected with blow-down pipe 50 and the thermometer TI as temperature-detecting device, the pipe branch being connected with the outlet 42 of condenser 40 is the first pipeline 43 and second pipe 44, the first pipeline 43 is connected with the 4th tower mouth 34 at the top of packed tower 30 via valve, second pipe 44 is connected with recovery steel cylinder 70 via valve, form reclaim line, the port of export of reclaim line stretches to the bottom of the recovery steel cylinder 20 of horizontal positioned.
In the purification recovery system of above-mentioned organic working medium, open vavuum pump, it is the organic working medium with impurity in the low temperature exhaust heat recovery system suction due to vavuum pump that organic working medium is utilized system, the the first tower mouth that is positioned at bottom that enters to packed tower via vavuum pump, then rises and enters condenser packed column from the first tower mouth.Owing to thering is blow-down pipe on condenser, so at the initial stage of organic working medium recovery, can discharge the low boilers at initial stage.In addition, on condenser, there is temperature-detecting device such as thermometer, temperature sensor etc., like this can monitoring temperature, because the evaporating temperature of organic working medium is specified temp, so can determine whether that by monitoring temperature the steam of organic working medium enters condenser.In addition, branch into the first pipeline and second pipe with the outlet connecting pipe road of condenser, the first pipeline is connected with the tower mouth that is positioned at top of packed tower, and second pipe is connected with recovery steel cylinder.Passing through temperature-detecting device, when the steam of judging organic working medium enters condenser, open respectively the valve that is positioned at the first pipeline and the valve that is positioned at second pipe, make in addition the condensed organic working medium of small part enter packed tower, the organic working medium that enters packed tower sprays on the porcelain ring of installing in organic working medium, and porcelain ring is soaked.Organic working medium utilizes the organic working medium institute in system to comprise high boiling impurity such as gaseous state oil and such as air of lower boiling impurity etc. with impurity, in the time of such mist process packed tower, with fully contact for increasing surface area contacted porcelain ring, the wherein lower boiling impurity discharge of the evacuated tube from condenser in advance, organic working medium can be condensed device condensation through packed tower and be recycled to recovery steel cylinder, and high boiling impurity can liquefy together with organic working medium via the second tower mouth being connected with the bottom of the packed tower machine working medium space that fails to be convened for lack of a quorum because of the organic working medium contact on porcelain ring, and then evaporated and again entered recovery system, carry out like this iterative cycles, purify recovery organic working medium.
According to the purification recovery system of organic working medium of the present invention, the organic working medium that contains impurity is recovered to and reclaims in steel cylinder via packed tower and condenser, wherein lower boiling impurity is directly disposed to outside via the blow-down pipe being arranged on condenser, and the organic working medium device that is condensed is cooled to liquid state and is back to recovery steel cylinder.In addition, the liquid organic working medium being recovered also sprays on the porcelain ring in packed tower via pipeline, high boiling like this impurity is back to organic working medium by the organic working medium liquefaction on porcelain ring and utilizes system together with organic working medium, and then evaporated and circulate in the purification recovery system of organic working medium, can purify organic working medium like this while reclaim.
In addition, can utilize between system 10 and the entrance of vavuum pump 20 and be connected with pressure vacuum gauge PI in organic working medium, the pipeline of the arrival end of vavuum pump 20 be connected with the first tower mouth 31 of packed tower 30 via the 3rd valve 11.Specifically, branch out packed tower connecting pipe from the vavuum pump connecting pipe being connected with the entrance of vavuum pump 20, this packed tower connecting pipe is connected with the first tower mouth of packed tower via valve.
Thus, can judge organic working medium according to Pressure gauge and utilize the pressure in system, utilize the pressure in system to be greater than in atmospheric situation in organic working medium, need not open vavuum pump, utilize the pressure in system just can discharge with the organic working medium of impurity and reclaim by organic working medium, judging and be reduced to atmospheric pressure by Pressure gauge, organic working medium with impurity can not Self-discharged situation, opening vavuum pump extraction organic working medium utilizes the organic working medium with impurity of system to purify and reclaim, Pressure gauge can be set certainly in addition, utilize organic working medium to utilize existing pressure-detecting device in system to detect.In addition, the pipeline of the arrival end of vavuum pump is directly connected with the first tower mouth of described packed tower via the 3rd valve, can utilize the pressure in system to be greater than in atmospheric situation in organic working medium like this, open the 3rd valve and make organic working medium directly enter packed tower then to reclaim.
In addition, the first pipeline 43 of condenser 40 is also connected with the 3rd tower mouth 33 of packed tower 30 via backflow visor 47, and the second pipe 44 of condenser 40 is also connected with the first bottleneck 71 that reclaims steel cylinder 70 via organic working medium visor 48.
Thus, can be by backflow visor and organic working medium visor, observe the flow of ducted working medium, can suitably regulate like this each valve, be adjusted at the flow direction of the organic working medium in the first pipeline and second pipe, make the organic working medium of small part spray the purification operation after carrying out to packed tower, most of organic working medium is recovered.
In addition, connect organic working medium and utilize system 10 to be also connected with balance tracheae via the 4th valve 12 with the pipeline of the second tower mouth 32 of packed tower 30, organic working medium utilizes system 10 to be also connected with the 5th tower mouth 35 that is positioned at top of packed tower 30 via the 5th valve 13.Utilize the organic working medium in system and only discharge organic working medium and utilize the liquid impurities in system in the case of not reclaiming organic working medium like this, can isolated vacuum pump, make organic working medium utilize system to be directly connected with recovery steel cylinder, form organic working medium and utilize system, recovery steel cylinder, packed tower to organic working medium to utilize the path of system, liquid impurities is directly disposed to steel cylinder.
In addition, be connected with the 6th valve 73 in the downstream of organic working medium visor 47, be connected with the 7th valve 74 at the first bottleneck 71 that reclaims steel cylinder 70.Reclaiming ending phase like this, can reclaim and remain in ducted organic working medium by closing the 6th valve open the 7th valve.
In addition, reclaiming connecting electronic scale 90 on steel cylinder 70.Whether can measure by electronic scale recovery flow and the organic working medium of organic working medium that reclaims steel cylinder is like this filled.
In addition, the second pipe of condenser can be connected with multiple recovery steel cylinders, and the second bottleneck of multiple recovery steel cylinders connects with the pipeline that organic working medium is utilized the entrance of system and vavuum pump be connected via balance tracheae respectively.Can organic working medium be recycled in multiple recovery steel cylinders so simultaneously.
In addition, vavuum pump can use oilless vacuum pump, can further avoid like this in organic working medium, sneaking into impurity in the purification recovery system of organic working medium.
In addition, can on balance tracheae, connect multiple valves.And can connect the valve for discharging raffinate in the bottom of organic working medium accommodation space.
The purification recovery system of the organic working medium to the preferred embodiment of the present invention is illustrated above, and still, the present invention is not limited to above-mentioned concrete embodiment, only otherwise depart from the scope of claim, can carry out various distortion or change.Present invention resides in various distortion and change in the scope of claim.
Claims (8)
1. a purification recovery system for organic working medium, is characterized in that having:
Organic working medium is utilized system, its inner remaining organic working medium that is useful on low-temperature cogeneration;
Vavuum pump, its entrance utilizes system to be connected via pipeline with described organic working medium;
Packed tower, its inside has multiple porcelain rings, and the first tower mouth that is positioned at bottom of described packed tower is connected with described vacuum delivery side of pump via pipeline, and the second tower mouth that is positioned at bottom of described packed tower utilizes system to be connected via pipeline with described organic working medium;
Condenser, its entrance is connected with the 3rd tower mouth that is positioned at top of described packed tower via pipeline, the pipeline being connected with the outlet of described condenser is branched to the first pipeline and second pipe, described the first pipeline is connected with the 4th tower mouth that is positioned at top of described packed tower via the first valve, and is connected with blow-down pipe and temperature-detecting device on described condenser;
Reclaim steel cylinder, its first bottleneck is connected with the second pipe of described condenser via the second valve, and its second bottleneck connects with the pipeline that described organic working medium is utilized the entrance of system and described vavuum pump be connected via balance tracheae.
2. the purification recovery system of organic working medium according to claim 1, is characterized in that,
Utilize between system and the entrance of described vavuum pump and be connected with pressure vacuum gauge in described organic working medium, the pipeline of the arrival end of described vavuum pump is connected with the first tower mouth of described packed tower via the 3rd valve.
3. the purification recovery system of organic working medium according to claim 2, is characterized in that,
The first pipeline of described condenser is also connected with the 3rd tower mouth of described packed tower via backflow visor, and the second pipe of described condenser is also connected with the first bottleneck that reclaims steel cylinder via organic working medium visor.
4. the purification recovery system of organic working medium according to claim 3, it is characterized in that, connect described organic working medium and utilize system to be also connected with described balance tracheae via the 4th valve with the pipeline of the second tower mouth of described packed tower, described organic working medium utilizes system to be also connected with the 5th tower mouth that is positioned at top of described packed tower via the 5th valve.
5. according to the purification recovery system of the organic working medium described in any one in claims 1 to 3, it is characterized in that, be connected with the 6th valve in the downstream of described organic working medium visor, be connected with the 7th valve at the first bottleneck of described recovery steel cylinder.
6. according to the purification recovery system of the organic working medium described in any one in claims 1 to 3, it is characterized in that connecting electronic scale on described recovery steel cylinder.
7. according to the purification recovery system of the organic working medium described in any one in claims 1 to 3, it is characterized in that, the second pipe of described condenser can be connected with multiple described recovery steel cylinders, and the second bottleneck of multiple described recovery steel cylinders connects with the pipeline that described organic working medium is utilized the entrance of system and described vavuum pump be connected via balance tracheae respectively.
8. according to the purification recovery system of the organic working medium described in any one in claims 1 to 3, it is characterized in that, described vavuum pump is oilless vacuum pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420054654.8U CN203790794U (en) | 2014-01-28 | 2014-01-28 | Purifying and recovering system of organic working medium |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420054654.8U CN203790794U (en) | 2014-01-28 | 2014-01-28 | Purifying and recovering system of organic working medium |
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| CN203790794U true CN203790794U (en) | 2014-08-27 |
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| CN201420054654.8U Withdrawn - After Issue CN203790794U (en) | 2014-01-28 | 2014-01-28 | Purifying and recovering system of organic working medium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104208977A (en) * | 2014-01-28 | 2014-12-17 | 北京华晟环能科技有限公司 | Organic working medium purifying and recycling system |
-
2014
- 2014-01-28 CN CN201420054654.8U patent/CN203790794U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104208977A (en) * | 2014-01-28 | 2014-12-17 | 北京华晟环能科技有限公司 | Organic working medium purifying and recycling system |
| CN104208977B (en) * | 2014-01-28 | 2016-04-06 | 北京华晟环能科技有限公司 | Organic working medium purifying and recycling system |
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