CN102179142A - Afterheat regeneration type air drying device - Google Patents
Afterheat regeneration type air drying device Download PDFInfo
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- CN102179142A CN102179142A CN2011100873733A CN201110087373A CN102179142A CN 102179142 A CN102179142 A CN 102179142A CN 2011100873733 A CN2011100873733 A CN 2011100873733A CN 201110087373 A CN201110087373 A CN 201110087373A CN 102179142 A CN102179142 A CN 102179142A
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Abstract
The invention discloses an afterheat regeneration type air drying device, which comprises a first air port and a second air port which are used for introducing and/or exhausting air, a first container and a second container which are parallelly connected between the first air port and the second air port and used for accommodating absorbents to realize adsorption and regeneration operation, a first cooler and a separator which are serially connected at one end of the first air port and respectively used for cooling the air and separating and discharging condensed water, a blower communicated with the first container and/or the second container through a valve and used for blowing external air into the first container and/or the second container, and a heater arranged at the outlet of the blower and used for heating the air blown in by the blower. Therefore, secondary desorption of the device can be assisted; and when the temperature of the introduced compressed air is not high, the heater heats the air blown in by the blower, and the blower drives the heated air to deeply desorb the adsorbents in the containers so as to further remove residual water in the adsorbents.
Description
Technical field
The present invention relates to a kind of air dry-set, relate in particular to a kind of compression waste heat that utilizes compressed air is carried out dry device.
Background technology
The device of existing compressed air drying is divided into the heatless regeneration formula and hot regenerative is arranged.Widespread usage is that hot regenerative drying device is arranged at present, and it comprises the container of the filling adsorbent of at least two parallel connections, can alternately realize absorption and regenerative operation under the switching of valve.Because the characterization of adsorption of adsorbent, during adsorption operations, compressed air temperature to be dried requires below 40 degree usually.Regenerative operation is divided into desorption process and cooling procedure at least, and desorption process is to utilize high-temperature gas or dry gas to contact with the adsorbent that contains moisture, makes the moisture desorb that is contained in the adsorbent; Cooling procedure then is that the adsorbent temperature after the desorb is reduced, to guarantee the adsorption effect of next adsorption cycle.
Existing have hot regenerative drying device to mainly contain heated type drying device and waste heat regenerative drying device.The heated type drying device utilizes external heater that the gas that is used to regenerate is heated.Waste heat regenerative drying device is a container of the high temperature compressed air that compressor is discharged being introduced regenerative operation, utilize high temperature to make the moisture in the adsorbent separate out evaporation, the dry air that drying device is discharged imports this container again, and the adsorbent after the regeneration is carried out depth drying and cooling.The desorption effect of this waste heat regenerative drying device depends on the compressed-air actuated temperature that feeds this device, when compressed-air actuated temperature is low, can not carry out sufficient desorb to adsorbent, thereby influence the compressed-air actuated aridity of discharging from this device outlet in the next adsorption operations.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, and a kind of novel waste heat regenerative air dry-set is provided, and its desorption effect is not fed the limitation of the compressed-air actuated temperature of this device.
For solving above technical problem, the technical solution used in the present invention is: a kind of waste heat regenerative air dry-set, comprise first blow vent and second blow vent that are used to feed and/or discharge air, being arranged on being used between first blow vent and second blow vent in parallel fills adsorbent to realize first container and second container of absorption and regenerative operation, in series be arranged on first cooler and the separator that is used to separate and discharge condensed water that first blow vent, one end is used to cool off air, described air dry-set also comprises being connected by valve with first container and/or second container and is used for being used for heater that the air that air blast blasts is heated to the port of export that first container and/or second container blast the air blast of extraneous air and be arranged on air blast.
Preferably, this air dry-set also includes cooling recirculation system, and cooling recirculation system comprises second cooler that is connected with air blast, and the air blast and second cooler can form closed loop with first container or second container respectively by the switching of valve.
Preferably, the arrival end of air blast is provided with the filter that is used to filter extraneous air.
Because technique scheme utilization, the present invention compared with prior art has following advantage: the secondary desorption process that air blast and heater come servicing unit is set in the device of the present invention, when the compressed air temperature that feeds is not high, make air blast blast the normal pressure extraneous air, utilize heater to make atmosphere temperature rising then, the air that air blast drives after heating up carries out degree of depth desorb to the adsorbent in the container, further remove residual moisture in the adsorbent, improve the compressed-air actuated aridity that next adsorption cycle is discharged.
Description of drawings
Schematic diagram when Fig. 1 is in a desorb and adsorption process for air dry-set of the present invention.
Wherein: 1, first blow vent; 2,3,4,8,9,11,12,14,15,16,21,23,24,29,30,31,32,38,39, valve; 5, first cooler; 6, separator; 7,10,13,22,26,28, pipeline; 17, air blast; 18, filter; 19, second cooler; 20, heater; 25, first container; 27, second container; 33, second blow vent.
The specific embodiment
Below in conjunction with specific embodiment and accompanying drawing the present invention is further described, but the invention is not restricted to this embodiment.
As shown in Figure 1, waste heat regenerative air dry-set implemented according to the invention, it comprises first blow vent 1 and second blow vent 33 that is used to feed and/or discharge air, being arranged on being used between described first blow vent 1 and second blow vent 33 in parallel fills adsorbent to realize first container 25 and second container 27 of absorption and regenerative operation, in series be arranged on first cooler 5 and the separator 6 that is used to separate and discharge condensed water that first blow vent, 1 one ends are used to cool off air, this air dry-set also comprises being connected by valve with first container 25 and/or second container 27 and is used for being used for heater 20 that the air that air blast 17 blasts is heated to the port of export that first container 25 and/or second container 27 blast the air blast 17 of extraneous air and be arranged on air blast 17, the arrival end of air blast 17 also is provided with the filter 18 that is used to filter extraneous air, direct and the exterior of the other end of filter 18, it can filter the impurity as dust etc. in the extraneous air, make the air that blasts purer, improved the life-span of device effectively.Air blast 17 blasts through the air after filter 18 filtrations, and by the switching of valve, air blast 17 and heater 20 are connected to the adsorbent degree of depth desorb in the container with first container 25 or second container 27 then.When the compressed air temperature that feeds is not high, air blast blasts the normal pressure extraneous air through filter, utilize heater to make atmosphere temperature rising then, the air that air blast drives after heating up enters first container 25 or second container 27, make the adsorbent degree of depth desorb in the container, further remove residual moisture in the adsorbent, improve the compressed-air actuated aridity that next adsorption cycle is discharged, the air flow container after the desorb is also finally through valve 16 dischargers.
Air dry-set of the present invention also is provided with cooling recirculation system, it comprises second cooler 19 that is connected with air blast 17, and the air blast 17 and second cooler 19 can form closed loop with first container 25 or second container 27 respectively by the switching of valve.Air in the loop circulates the cool drying adsorbent under the driving of air blast, avoided using dried compressed air to come the cool drying adsorbent, has improved the efficiency of device, has reduced the use cost of device.
To carry out adsorption process be that example is simply set forth the waste heat regenerative air dry-set of preferably implementing according to the present invention and how to be worked to second container 27 when carrying out desorb or cooling procedure with first container 25 below:
A desorb and adsorption process: the high temperature compressed air that outside condenser is discharged enters from first blow vent 1 of apparatus of the present invention, this compressed air is through valve 3, pipeline 22, valve 24, pipeline 26 enters 25 pairs of adsorbents of first container and carries out desorb, discharge first container 25 then, through pipeline 10, valve 12,14 enter first cooler 5 and separator 6 cooling de-waterings after, again through pipeline 7, valve 8 and pipeline 13 enter second container 27, by the adsorbent in second container 27 it is carried out adsorption dry, dried compressed air is through pipeline 28, valve 31 backs drain into gas transmission pipeline net work by second blow vent 33.
Secondary desorb: when the compressed-air actuated temperature that enters apparatus of the present invention is low, need carry out the secondary desorption process.After a desorb and adsorption process end, related valve opens and closes, and first container 25 and compressed air are isolated, and the air in first container 25 are vented to normal pressure through pipeline 26, valve 30.Air blast 17 blasts outside atmospheric air through filter 18, after air heater via 20 heats up, through valve 21,24 and pipeline 26 enter 25 pairs of adsorbents of first container and carry out the secondary desorb, air after the desorb is discharged first container 25, drains into outside apparatus of the present invention through pipeline 10, valve 12,16.
Cooling procedure: first container 25 is after finishing desorption process, and related valve switches, and forms the cooling circuit system by air blast 17, second cooler 19, valve 24, pipeline 26, second container 25, pipeline 10 and valve 12,15.Start air blast 17, the air the loop in is circulated in the loop, the heat transferred air of adsorbent, air second cooler, 19 backs of flowing through lower the temperature, and the air after the cooling flows into first container 25 again.Be cooled to design temperature until adsorbent.After cooling procedure finishes, related valve switches, first container 25 is isolated with the extraneous atmospheric air that blasts, dry compressed air (compressed air of the drying of being discharged by second blow vent 33 of apparatus of the present invention manufacturing is come in through 33 inputs of second blow vent again) enters first container 25 through valve 39, pipeline 26, after making first container, 25 interior pressure rise to compressed-air actuated pressure, wait for the adsorption operations of next circulation.
Adsorption process: when first container 25 carried out desorb or cooling procedure, what second container 27 carried out was adsorption process.The high temperature compressed air that outside condenser is discharged enters from first blow vent 1 of apparatus of the present invention, this compressed air enters second container 27 through pipeline 7, valve 8, pipeline 13 again and adsorbs after valve 4 enters first cooler 5 and separator 6 cooling de-waterings, dried compressed air drains into gas transmission pipeline net work by second blow vent 33 behind pipeline 28, valve 31.
The foregoing description only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All equivalences that spirit essence is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (3)
1. waste heat regenerative air dry-set, comprise first blow vent (1) and second blow vent (33) that are used to feed and/or discharge air, being arranged on being used between described first blow vent (1) and second blow vent (33) in parallel fills adsorbent to realize first container (25) and second container (27) of absorption and regenerative operation, in series be arranged on first cooler (5) and the separator that is used to separate and discharge condensed water (6) that described first blow vent (1) one end is used to cool off air, it is characterized in that: described air dry-set also comprises being connected by valve with described first container (25) and/or second container (27) and is used for being used for heater (20) that the air that described air blast (17) blasts is heated to the port of export that first container (25) and/or second container (27) blast the air blast (17) of extraneous air and be arranged on described air blast (17).
2. waste heat regenerative air dry-set according to claim 1, it is characterized in that: described air dry-set also includes cooling recirculation system, described cooling recirculation system comprises second cooler (19) that is connected with described air blast (17), and described air blast (17) and second cooler (19) can form closed loop with first container (25) or second container (27) respectively by the switching of valve.
3. waste heat regenerative air dry-set according to claim 1 is characterized in that: the arrival end of described air blast (17) is provided with the filter (18) that is used to filter extraneous air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100873733A CN102179142A (en) | 2011-04-08 | 2011-04-08 | Afterheat regeneration type air drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100873733A CN102179142A (en) | 2011-04-08 | 2011-04-08 | Afterheat regeneration type air drying device |
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| CN102179142A true CN102179142A (en) | 2011-09-14 |
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| CN2011100873733A Pending CN102179142A (en) | 2011-04-08 | 2011-04-08 | Afterheat regeneration type air drying device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN107854976A (en) * | 2017-12-27 | 2018-03-30 | 株洲壹星智能风源科技有限公司 | A kind of adsorption air drier residual heat of air compressor regeneration wind structure and method |
| CN111054191A (en) * | 2019-12-31 | 2020-04-24 | 攀钢集团西昌钢钒有限公司 | Compressed air drying device and compressed air supply system |
| CN114901379A (en) * | 2020-01-02 | 2022-08-12 | 阿特拉斯·科普柯空气动力股份有限公司 | Method for drying compressed gas |
| CN117427457A (en) * | 2023-12-07 | 2024-01-23 | 江苏通用环保集团有限公司 | VOCs waste gas treatment process capable of flexibly switching adsorption and desorption and enhancing heat recovery |
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| JPS6087830A (en) * | 1983-10-18 | 1985-05-17 | Daido Plant Kogyo Kk | Regenerating process of drying agent for dehumidifyer of compressed gas |
| KR20060075882A (en) * | 2004-12-29 | 2006-07-04 | 주식회사 은하에어테크 | Compressed air dryer for recycling heat by blower |
| CN201223765Y (en) * | 2008-07-11 | 2009-04-22 | 周才宝 | Compressed gas residual heat regeneration high-efficient drying mechanism |
| CN201768479U (en) * | 2010-08-27 | 2011-03-23 | 无锡优元工业机械有限公司 | Zero-air rate low-dew point waste heat recyclable adsorption type drier |
| CN202061533U (en) * | 2011-04-08 | 2011-12-07 | 苏州苏净安发空调有限公司 | Waste heat regeneration type air drying device |
-
2011
- 2011-04-08 CN CN2011100873733A patent/CN102179142A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6087830A (en) * | 1983-10-18 | 1985-05-17 | Daido Plant Kogyo Kk | Regenerating process of drying agent for dehumidifyer of compressed gas |
| KR20060075882A (en) * | 2004-12-29 | 2006-07-04 | 주식회사 은하에어테크 | Compressed air dryer for recycling heat by blower |
| CN201223765Y (en) * | 2008-07-11 | 2009-04-22 | 周才宝 | Compressed gas residual heat regeneration high-efficient drying mechanism |
| CN201768479U (en) * | 2010-08-27 | 2011-03-23 | 无锡优元工业机械有限公司 | Zero-air rate low-dew point waste heat recyclable adsorption type drier |
| CN202061533U (en) * | 2011-04-08 | 2011-12-07 | 苏州苏净安发空调有限公司 | Waste heat regeneration type air drying device |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN107854976A (en) * | 2017-12-27 | 2018-03-30 | 株洲壹星智能风源科技有限公司 | A kind of adsorption air drier residual heat of air compressor regeneration wind structure and method |
| CN111054191A (en) * | 2019-12-31 | 2020-04-24 | 攀钢集团西昌钢钒有限公司 | Compressed air drying device and compressed air supply system |
| CN114901379A (en) * | 2020-01-02 | 2022-08-12 | 阿特拉斯·科普柯空气动力股份有限公司 | Method for drying compressed gas |
| CN114901379B (en) * | 2020-01-02 | 2024-02-27 | 阿特拉斯·科普柯空气动力股份有限公司 | Method for drying compressed gas |
| CN117427457A (en) * | 2023-12-07 | 2024-01-23 | 江苏通用环保集团有限公司 | VOCs waste gas treatment process capable of flexibly switching adsorption and desorption and enhancing heat recovery |
| CN117427457B (en) * | 2023-12-07 | 2024-04-30 | 江苏通用环保集团有限公司 | VOCs waste gas treatment process capable of flexibly switching adsorption and desorption and enhancing heat recovery |
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Application publication date: 20110914 |