CN102101003A - Process and device for drying adsorption type compressed gas regenerated by using compression heat - Google Patents
Process and device for drying adsorption type compressed gas regenerated by using compression heat Download PDFInfo
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- CN102101003A CN102101003A CN 201110031761 CN201110031761A CN102101003A CN 102101003 A CN102101003 A CN 102101003A CN 201110031761 CN201110031761 CN 201110031761 CN 201110031761 A CN201110031761 A CN 201110031761A CN 102101003 A CN102101003 A CN 102101003A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/261—Drying gases or vapours by adsorption
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/402—Further details for adsorption processes and devices using two beds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0462—Temperature swing adsorption
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Abstract
Aiming at overcoming the defects of the traditional absorption drying method and a large adsorption type compressed air dryer, the invention provides a process and device being used for drying an adsorption type compressed gas regenerated by using compression heat, being capable of obtaining a drying gas with lower dew point and recycling a blast-cold gas. According to the invention, an exhaust and pressure-reduction process does not exist, the regenerated and heated blast-cold gas is recycled, the compressed air and the energy are saved, and the energy consumption is lowered.
Description
Technical field
The present invention relates to a kind of absorption type compressed air drying technology and device, be specifically related to a kind of absorption type compressed air drying technology and device that utilizes heat of compression regeneration.
Background technology
In the compressed air drying technology, absorption type dryer is a large amount of the use owing to can obtain low dew point gas, and type commonly used is divided into heatless regeneration, little thermal regeneration, outer heating regeneration and the heat of compression (waste heat) regeneration by its regeneration difference.
Under current international and domestic energy-saving and cost-reducing big situation, original various absorption type dryer is showed its weak point fully, as the heatless regeneration absorption type dryer, because finished product gas consumption amount big (about total flow 15～20%), the high waste of power consumption is big and be limited use (at present only for being used for 20cm
3The following type of/min); Little thermal regeneration absorption type dryer is also big because of finished product gas consumption amount, and the heating energy consumption is high and soon eliminated by market.The outer heating regeneration and the heat of compression (waste heat) are though regenerative absorption type dryer has remarkable energy saving effect, the difficult dry gas that obtains lower dew point (general dew points at normal pressure is at-20～-40 ℃), and because blast-cold tolerance deficiency, adsorbent temperature is difficult to recover normal temperature, causes to switch back a period of time dew point rising (drift).
Worldwide, the gas compressor of big flow is generally selected centrifugal compressor for use, and wherein about 50% centrifugal compressor has been thrown in into Chinese market, has risen to this year about 1500, and Chinese market accounts for centrifugal compressor market more than 50%.The drier supporting with centrifugal compressor often adopts the heat of compression (waste heat) regenerative absorption type dryer.The centrifugal compressor technology is in continuous progress, and compression process has been tending towards the isotherm compression process, brings compressor exhaust temperature lower thus, and the delivery temperature of optimum type can reach 95-105 ℃.Therefore, energy-saving and cost-reducing advantage is very remarkable in the large scale computer field, market occupancy volume rapid growth recently.The reduction of compressor exhaust temperature, the heating-up temperature of the drier regeneration of employing is on the low side, thereby influences the adsorbent reactivation effect, is difficult to obtain the dry gas of lower dew point.
The heat of compression of Shi Yonging (waste heat) regenerative absorption type dryer all adopts the heat of compression (waste heat) heating in the market, and therefore the technology of blast-cold gas discharging exist following problem:
1) the regeneration heating-up temperature is on the low side, and desorption is not thorough, is difficult to obtain the dry gas of lower dew point;
2) blast-cold is narrow-minded, and blast-cold is not thorough, causes gas dew point higher (drift);
3) blast-cold gas is discharged in the atmosphere, and discharge process has noise, also contaminated environment;
4) the discharging decompression easily causes molecular sieve efflorescence aggravation.
Summary of the invention
The present invention is intended to overcome the shortcoming of existing adsorption and drying method and large-scale absorption type based compressed-gas dryers, a kind of dry gas that can obtain lower dew point is provided, and the absorption type compressed air drying technology and the device that utilize heat of compression regeneration of recovery blast-cold gas, have remarkable saving consumption reduction effect.
Concrete technical solution of the present invention is as follows:
The absorption type compressed air drying technology that this utilizes heat of compression regeneration mainly may further comprise the steps:
1] the unstripped gas elder generation full flow adsorbent of flowing through and regenerating utilizes the waste heat of unstripped gas that the adsorbent of regenerating is heated, and the adsorbent of flowing through and adsorbing, above-mentioned gas become finished product gas and discharge after adsorbents adsorb moisture is dried;
2] adsorbent that unstripped gas is carried out flowing through after the refrigerated separation and adsorbs in the step 1 behind the moisture drying in the absorption unstripped gas, becomes finished product gas, and part finished product gas is discharged, and part finished product gas enters step 3 and handles;
3] the part finished product gas of step 2 generation is after the supercharging heating, the adsorbent of regenerating in the step 1 of flowing through again, utilization is heated the adsorbent of regenerating again through the finished product gas of heating, flows out the processing in carry out step 2 after the back is converged with unstripped gas in the step 2;
4] the part finished product gas of step 2 generation is through supercharging, the adsorbent of regenerating in the step 1 of flowing through again, utilization is carried out blast-cold through the finished product gas of supercharging to the adsorbent of regenerating, processing in carry out step 2 after unstripped gas in outflow back and the step 2 converges is finished regeneration until the adsorbent of regenerating.
After finishing, above-described step 4 can carry out step 5,
After the adsorbent holomorphosis of 5] regenerating, carry out the switching of duty with the adsorbent that adsorbs; By the adsorbent reactivation that adsorbs in the step 1, the adsorbents adsorb of regenerating.
Part finished product gas enters step 3 or step 4 and handles in the above step 2, this portion gas be in the step 2 total finished product tolerance 4～10%, be good with 5～7%, its occurrence can be adjusted according to duty.
Above-described unstripped gas is the unstripped gas that separates after filtration, has finished and has all carried out isolated by filtration before the dry gas of adsorbing is got rid of.
This utilizes the absorption type compressed air drying device of heat of compression regeneration, comprise the drier 101 that constitutes by drying chamber A and drying chamber B, the upper and lower port of drier 101 reaches down with last piping 102 respectively, and piping 103 is communicated with, the described piping 102 of going up is made of valve A1, the B1 of parallel connection and valve A2, the B2 parallel connection of parallel connection, and following piping 103 is made of valve A3, B3 and valve A4, the B4 parallel connection in parallel of parallel connection;
The tube connector 11 that is provided with between described valve A1, the B1 is communicated with tube connector 12, and the two ends of described tube connector 12 are connected with post-filter 5 one ends with blower fan 1 one ends respectively;
Described blower fan 1 other end is in series with valve F3 and heater 2 successively by tube connector, and described heater 2 also is communicated with tube connector 14 by tube connector 13, and an end of tube connector 14 is connected with the end of valve F2, and the other end is communicated with tube connector between A2 and the B2; The described valve F2 other end is connected with an end of tube connector 15, and the other end of tube connector 15 is connected with an end of fore filter 7, and the other end of fore filter 7 is connected with air inlet pipe 6;
Described post-filter 5 other ends are connected with blast pipe 8;
Described tube connector 15 is communicated with an end of tube connector 16, and tube connector 16 is provided with valve F1, and the other end of tube connector 16 is connected with tube connector 18 1 ends with tube connector 17 1 ends respectively; Be disposed with cooler 3 and separator 4 on the described tube connector 17, tube connector 17 other ends are communicated with tube connector between valve A3 and the B3; The other end of described tube connector 18 is communicated with tube connector between valve A4 and the B4.
The above fore filter 7 configuration gas-liquid separator or accurate oil removal filter.
The above heater 2 is the one-level heating of a heater or the secondary heating of two heaters.
The above heater 2 is plate-fin heat exchanger, fin-tube type heat exchanger or shell-and-tube heat exchanger.
The above separator 4 is that inertial separation isolated by filtration or inertia are combined to form with filtration and separate.
Advantage of the present invention is as follows:
1, the absorption type compressed air drying technology of heat of compression regeneration and the waste heat that device utilizes unstripped gas of utilizing provided by the invention carries out thermal regeneration to adsorbent in the drying chamber, the energy that utilized waste heat recovery, and energy conservation and consumption reduction effects is remarkable.
2, provided by the inventionly utilize the absorption type compressed air drying technology of heat of compression regeneration and install the heating of two periods, can improve the regeneration heating-up temperature, make adsorbent reactivation more thorough, thereby can obtain lower dew point (finished product gas dew point can reach below-70 ℃)
3, the absorption type compressed air drying technology of heat of compression regeneration and the device of utilizing provided by the invention adopts isobaric thermal regeneration, and isobaric dry blast-cold does not have exhaust step-down process, also reclaimed regeneration heating blast-cold gas, having saved Compressed Gas, promptly is to have saved energy, has reduced energy consumption.
4, the absorption type compressed air drying technology and the device of heat of compression regeneration of utilizing provided by the invention utilizes the dry gas blast-cold and reclaims blast-cold gas, and blast-cold is thorough, can avoid the drift of finished product gas dew point.
5, the absorption type compressed air drying technology of heat of compression regeneration and the device of utilizing provided by the invention adopts equipressure to add thermal desorption, blast-cold such as dry gas, regeneration technology, system does not have the step-down process, can reduce the pulverization rate of adsorbent greatly, prolong adsorbent service life, for the user has saved equipment operating cost, avoid exhaust noise simultaneously, reduced noise pollution.
Description of drawings
Fig. 1 is a concrete structure schematic diagram of the present invention.
The specific embodiment
The adsorption and drying method that this utilizes heat of compression regeneration mainly may further comprise the steps:
1] the unstripped gas elder generation full flow adsorbent of flowing through and regenerating utilizes the waste heat of unstripped gas that the adsorbent of regenerating is heated, and the adsorbent of flowing through and adsorbing, above-mentioned gas become finished product gas and discharge after adsorbents adsorb moisture is dried;
2] adsorbent that unstripped gas is carried out flowing through after the refrigerated separation and adsorbs in the step 1 behind the moisture drying in the absorption unstripped gas, becomes finished product gas, and part finished product gas is discharged, and part finished product gas enters step 3 and handles; Entering portion gas that step 3 or step 4 handle and be 4～10% of total output in the step 2, is good with 5～7%, resize ratio as the case may be in the actual production;
3] the part finished product gas of step 2 generation is after the supercharging heating, the adsorbent of regenerating in the step 1 of flowing through again, utilization is heated the adsorbent of regenerating again through the finished product gas of heating, flows out the processing in carry out step 2 after the back is converged with unstripped gas in the step 2;
4] the part finished product gas of step 2 generation is through supercharging, the adsorbent of regenerating in the step 1 of flowing through again, utilization is carried out blast-cold through the finished product gas of supercharging to the adsorbent of regenerating, processing in carry out step 2 after unstripped gas in outflow back and the step 2 converges is finished regeneration until the adsorbent of regenerating.
After finishing, above-described step 4 can carry out step 5,
After the adsorbent holomorphosis of 5] regenerating, carry out the switching of duty with the adsorbent that adsorbs; By the adsorbent reactivation that adsorbs in the step 1, the adsorbents adsorb of regenerating.
Unstripped gas generally need pass through isolated by filtration, has finished and has all filtered before the finished product gas that adsorbs is got rid of.
This utilizes the absorption type compressed air drying device of heat of compression regeneration, comprise the drier 101 that constitutes by drying chamber A and drying chamber B, the upper and lower port of drier 101 reaches down with last piping 102 respectively, and piping 103 is communicated with, last piping 102 is made of valve A1, B1 and valve A2, the B2 parallel connection in parallel of parallel connection, and following piping 103 is made of valve A3, B3 and valve A4, the B4 parallel connection in parallel of parallel connection;
The tube connector 11 that is provided with between valve A1, the B1 is communicated with tube connector 12, and the two ends of tube connector 12 are respectively arranged with blower fan 1 one ends and are connected with post-filter 5 one ends;
Blower fan 1 other end is in series with valve F3 and heater 2 successively by tube connector; Blower fan 1 can substitute with compressor, and heater 2 can be selected the one-level heating of a heater or the secondary heating of two heaters for use; Heater 2 is generally plate-fin heat exchanger, fin-tube type heat exchanger or shell-and-tube heat exchanger etc.;
Heater 2 also is communicated with tube connector 14 by tube connector 13, and an end of tube connector 14 is connected with the end of valve F2, and the other end is communicated with tube connector between A2 and the B2; The valve F2 other end is connected with an end of tube connector 15, and the other end of tube connector 15 is connected with an end of fore filter 7, and the other end of fore filter 7 is connected with air inlet pipe 6; Fore filter 7 one general configuration gas-liquid separators or accurate oil removal filter; Post-filter 5 other ends are connected with blast pipe 8;
Tube connector 15 is communicated with an end of tube connector 16, and tube connector 16 is provided with valve F1, and the other end of tube connector 16 is connected with tube connector 18 1 ends with tube connector 17 1 ends respectively; Be disposed with cooler 3 and separator 4 on the tube connector 17, separator 4 is generally selected for use inertial separation isolated by filtration or inertia to be combined to form with filtration to separate.Tube connector 17 other ends are communicated with tube connector between valve A3 and the B3; The other end of tube connector 18 is communicated with tube connector between valve A4 and the B4.
When drying chamber A adsorbed work, drying chamber B carried out adsorbent reactivation simultaneously, and the online regeneration technology that equipressure adds thermal desorption and isobaric blast-cold of depressing is adopted in regeneration; Drying chamber B regeneration ending, two drying chambers switch by valve; After switching was finished, drying chamber B adsorbed, and drying chamber A then carries out the adsorbent reactivation process, so circulation;
Drying chamber B carried out the adsorbent reactivation process when drying chamber A adsorbed work, and it specifically can be divided into following two parts:
1] drying chamber A adsorption process
Drying chamber A adsorption process is divided into three periods:
1.1] unstripped gas full flow drying jar B (regeneration), enter drying chamber A (absorption) again;
In this period, valve F2, valve B2, valve B4, valve A1, valve A3 open; Valve F1, valve B1, valve A2, valve B3, valve A4, valve F3 close, and its idiographic flow is as follows:
Unstripped gas enters in the drier through air inlet pipe 6 earlier, behind tube connector 15, valve F2, tube connector 14, valve B2, enter in the drying chamber B successively after filtering by fore filter 7 earlier, advance, enter in the drying chamber A behind the cooler 3, separator 4, valve A3 through valve B4, tube connector 18, tube connector 17 successively after the unstripped gas waste heat heats the adsorbent of regenerating in the drying chamber B, after the adsorbents adsorb drying in the drying jar A, again successively behind valve A1, tube connector 11, tube connector 12, post-filter 5, at last by blast pipe 8 discharges;
1.2] unstripped gas is without drying chamber B (regeneration), directly enters drying chamber A (absorption), heater is opened and is also carried out work;
In this period, valve F1, valve F3, valve A3, valve A1, valve B2, valve B4 open, and valve F2, valve A2, valve B1, valve A4, valve B3 close, and its idiographic flow is as follows:
Unstripped gas enters in the drier through air inlet pipe 6, earlier by entering in the drying chamber A behind flow through successively after fore filter 7 filtrations tube connector 15, valve F1, tube connector 16, tube connector 17, cooler 3, separator 4 and the valve A3, after the dry processing of adsorbents adsorb in the drying jar A, again successively through valve A1, tube connector 11, tube connector 12, behind the post-filter 5 of part dry gas (finished product gas) by the connection of tube connector 12 1 ends, discharge by blast pipe 8 at last;
The blower fan 1 that another part dry gas (finished product gas) connects by tube connector 12 other ends, to enter drying chamber B behind process valve F3, heater 2, tube connector 13, tube connector 14 and the valve B2 successively after overcoming SR, heater was opened and was also carried out work this moment through blower fan 1 supercharging; By heated finished product gas the adsorbent of regenerating in the drying chamber B is heated, by successively through valve B4, tube connector 18, converge then with the unstripped gas that enters tube connector 17 by tube connector 16;
1.3] unstripped gas is without drying chamber B (regeneration), directly enters drying chamber A (absorption), heater quits work simultaneously;
In this period, valve F1, valve F3, valve A3, valve A1, valve B2, valve B4 open, and valve F2, valve A2, valve B1, valve A4, valve B3 close, and its idiographic flow is as follows:
Unstripped gas enters in the drier through air inlet pipe 6, earlier by entering in the drying chamber A behind flow through successively after fore filter 7 filtrations tube connector 15, valve F1, tube connector 16, tube connector 17, cooler 3, separator 4 and the valve A3, after the dry processing of adsorbents adsorb in the drying jar A, again successively through valve A1, tube connector 11, tube connector 12, behind the post-filter 5 of part dry gas (finished product) by the connection of tube connector 12 1 ends, discharge by blast pipe 8 at last;
Successively through entering drying chamber B behind valve F3, heater 2, tube connector 13, tube connector 14 and the valve B2, this period internal heater 2 quits work behind the blower fan that another part dry gas (finished product gas) connects by tube connector 12 other ends; Finished product gas by heater 2 carries out blast-cold to the adsorbent of regenerating in the drying chamber B, then successively through valve B4, tube connector 18, converges with the unstripped gas that enters tube connector 17 by tube connector 16;
2] drying chamber B regeneration flow process
Drying chamber B regeneration is divided into two periods:
2.1] unstripped gas full flow drying jar B (regeneration), enter drying chamber A (absorption) again; The unstripped gas waste heat adds the thermal desorption stage, with the waste heat (heat of compression) of unstripped gas to drying chamber B (regeneration) heat; Its valve opening and closing state and gas flow process are identical with step 1.1;
2.2] unstripped gas is without drying chamber B (regeneration), directly enter drying chamber A (absorption), heater is opened and also to be carried out work, enter after the heating of part dry gas (finished product gas) heater via drying chamber B to adsorbent further heating enter the blast-cold stage after finishing heating period work
2.3] unstripped gas is without drying chamber B (regeneration), directly enters drying chamber A (absorption), this moment, heater stopped heating, and part dry gas (finished product gas) directly carries out blast-cold to the adsorbent in the drying chamber B, to drying chamber B regeneration ending; Its valve opening and closing state and gas flow process are identical with step 1.2.
3] because drying chamber B has finished regeneration, therefore carry out the switching of duty, drying chamber B adsorbs, and drying chamber A regenerates.
Duty between drying chamber A and the drying chamber B is switched by the valve realization, and the adsorbent the when adsorbent in the drying chamber A is regenerated in the drying chamber B adsorbs.Identical with the principle of step 1 and 2.
Claims (9)
1. utilize the absorption type compressed air drying technology of heat of compression regeneration, it is characterized in that, mainly may further comprise the steps:
1] the unstripped gas elder generation full flow adsorbent of flowing through and regenerating utilizes the waste heat of unstripped gas that the adsorbent of regenerating is heated, and the adsorbent of flowing through and adsorbing, above-mentioned gas become finished product gas and discharge after adsorbents adsorb moisture is dried;
2] adsorbent that unstripped gas is carried out flowing through after the refrigerated separation and adsorbs in the step 1 behind the moisture drying in the absorption unstripped gas, becomes finished product gas, and part finished product gas is discharged, and part finished product gas enters step 3 and handles;
3] the part finished product gas of step 2 generation is after the supercharging heating, the adsorbent of regenerating in the step 1 of flowing through again, utilization is heated the adsorbent of regenerating again through the finished product gas of heating, flows out the processing in carry out step 2 after the back is converged with unstripped gas in the step 2;
4] the part finished product gas of step 2 generation is through supercharging, the adsorbent of regenerating in the step 1 of flowing through again, utilization is carried out blast-cold through the finished product gas of supercharging to the adsorbent of regenerating, processing in carry out step 2 after unstripped gas in outflow back and the step 2 converges is finished regeneration until the adsorbent of regenerating.
2. the absorption type compressed air drying technology of utilizing heat of compression regeneration according to claim 1, it is characterized in that: can carry out step 5 after described step 4 is finished, after the adsorbent holomorphosis of 5] regenerating, carry out the switching of duty with the adsorbent that adsorbs; By the adsorbent reactivation that adsorbs in the step 1, the adsorbents adsorb of regenerating.
3. the absorption type compressed air drying technology of utilizing heat of compression regeneration according to claim 1 and 2 is characterized in that: part finished product gas enters step 3 and handles in the described step 2, this portion gas be in the step 2 total finished product tolerance 5～7%.
4. the absorption type compressed air drying technology of utilizing heat of compression regeneration according to claim 3 is characterized in that: described unstripped gas is through the unstripped gas that filters, and has finished and has all filtered before the finished product gas that adsorbs is got rid of.
5. utilize the absorption type compressed air drying device of heat of compression regeneration, it is characterized in that: comprise the drier (101) that constitutes by drying chamber A and drying chamber B, the upper and lower port of drier (101) reaches down with last piping (102) respectively, and piping (103) is communicated with, described valve (A1), (B1) and valve (A2), (B2) formation in parallel in parallel that goes up piping (102) by parallel connection, following piping (103) constitutes by valve (A4), (B4) of valve (A3), (B3) and the parallel connection of parallel connection are in parallel; The tube connector (11) that is provided with between described valve (A1), (B1) is communicated with tube connector (12), and the two ends of described tube connector (12) are connected with post-filter (5) one ends with blower fan (1) one end respectively; Described blower fan (1) other end is in series with valve (F3) and heater (2) successively by tube connector, described heater (2) also is communicated with tube connector (14) by tube connector (13), one end of tube connector (14) is connected with an end of valve (F2), the other end with (A2) and the tube connector (B2) be communicated with; Described valve (F2) other end is connected with an end of tube connector (15), and the other end of tube connector (15) is connected with an end of fore filter (7), and the other end of fore filter (7) is connected with air inlet pipe (6); Described post-filter (5) other end is connected with blast pipe (8); Described tube connector (15) is communicated with an end of tube connector (16), and tube connector (16) is provided with valve (F1), and the other end of tube connector (16) is connected with tube connector (18) one ends with tube connector (17) one ends respectively; Be disposed with cooler (3) and separator (4) on the described tube connector (17), tube connector (17) other end with valve (A3) and the tube connector (B3) be communicated with; The other end of described tube connector (18) with valve (A4) and the tube connector (B4) be communicated with.
6. the absorption type compressed air drying device that utilizes heat of compression regeneration according to claim 5 is characterized in that: described fore filter (7) configuration gas-liquid separator or accurate oil removal filter.
7. the absorption type compressed air drying device that utilizes heat of compression regeneration according to claim 6 is characterized in that: described heater (2) is the one-level heating of a heater or the secondary heating of two heaters.
8. according to claim 6 or the 7 described absorption type compressed air drying devices that utilize heat of compression regeneration, it is characterized in that: described heater (2) is plate-fin heat exchanger, fin-tube type heat exchanger or shell-and-tube heat exchanger.
9. the absorption type compressed air drying device that utilizes heat of compression regeneration according to claim 8 is characterized in that: described separator (4) is that inertial separation isolated by filtration or inertia are combined to form with filtration and separate.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110031761XA CN102101003B (en) | 2011-01-28 | 2011-01-28 | Process and device for drying adsorption type compressed gas regenerated by using compression heat |
| PCT/CN2012/070721 WO2012100741A1 (en) | 2011-01-28 | 2012-01-27 | Adsorption type compressed gas drying process and device regenerated by using compression heat |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110031761XA CN102101003B (en) | 2011-01-28 | 2011-01-28 | Process and device for drying adsorption type compressed gas regenerated by using compression heat |
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| CN102101003A true CN102101003A (en) | 2011-06-22 |
| CN102101003B CN102101003B (en) | 2013-11-13 |
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| WO2012100741A1 (en) * | 2011-01-28 | 2012-08-02 | 西安超滤净化工程有限公司 | Adsorption type compressed gas drying process and device regenerated by using compression heat |
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| CN103230726A (en) * | 2013-04-28 | 2013-08-07 | 西安联合超滤净化设备有限公司 | Energy-saving-type adsorption-type gas drying technology and device |
| CN105492105A (en) * | 2013-08-30 | 2016-04-13 | 克诺尔轨道车辆系统有限公司 | Method and device for the regeneration of a two-chamber air dryer |
| US9839874B2 (en) | 2013-08-30 | 2017-12-12 | Knorr-Bremse Systeme Fur Schienenfahrzeuge Gmbh | Method and device for the regeneration of a two-chamber air dryer |
| CN105492105B (en) * | 2013-08-30 | 2017-06-09 | 克诺尔轨道车辆系统有限公司 | For making bicavate air dryer regeneration method and device |
| CN107088347A (en) * | 2017-01-19 | 2017-08-25 | 无锡联合超滤净化设备科技有限公司 | Pressure swing regeneration absorption type compressed air drying technique and device |
| CN107456838A (en) * | 2017-07-20 | 2017-12-12 | 云威能源科技（上海）有限公司 | Energy-saving compression heat regeneration gas drier and technique |
| CN107456838B (en) * | 2017-07-20 | 2023-05-26 | 云威能源科技（上海）有限公司 | Energy-saving compressed hot regeneration gas drying device and process |
| CN108097003A (en) * | 2017-11-09 | 2018-06-01 | 无锡联合超滤净化设备科技有限公司 | Isobaric variable temperature regeneration absorption type compressed air drying technique |
| CN109758837A (en) * | 2017-11-09 | 2019-05-17 | 无锡联合超滤净化设备科技有限公司 | The working method of the micro- heating and drying device of efficient degreasing high pressure |
| CN109966860A (en) * | 2019-04-16 | 2019-07-05 | 北京科技大学 | More temperature swing adsorption gas purification systems of one kind and technique |
| CN112755738A (en) * | 2020-12-30 | 2021-05-07 | 上海沪盛机械科技有限公司 | Adsorption type gas dryer |
Also Published As
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| WO2012100741A1 (en) | 2012-08-02 |
| CN102101003B (en) | 2013-11-13 |
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