CN101940867A - Zero gas consumption low dew-point waste heat regenerative absorbent type dryer - Google Patents
Zero gas consumption low dew-point waste heat regenerative absorbent type dryer Download PDFInfo
- Publication number
- CN101940867A CN101940867A CN 201010266321 CN201010266321A CN101940867A CN 101940867 A CN101940867 A CN 101940867A CN 201010266321 CN201010266321 CN 201010266321 CN 201010266321 A CN201010266321 A CN 201010266321A CN 101940867 A CN101940867 A CN 101940867A
- Authority
- CN
- China
- Prior art keywords
- valve
- adsorption tower
- air
- gas
- dryer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention relates to a zero gas consumption low dew-point waste heat regenerative absorbent type dryer. The dryer comprises a left adsorption tower, a right adsorption tower, a water cooler, a gas-liquid separator, a plurality of valves, a pressurizer and an electric heater. The dryer uses the heat of compression of an air compressor to desorb the adsorbing agent initially; then about 4% of the finished dry air is compressed by the pressurizer and heated by the electric heater for adsorbing the adsorbing agent at a high temperature; and finally the electric heater is closed, and the finished dry air is compressed by the pressurizer to air-cool the adsorbing agent. By using the dryer of the invention, the desorption and air-cooling stages can be performed under pressure, thus effectively prolonging the life of the adsorbing agent, extremely saving energy and reducing consumption and realizing lower dew-point, the outlet dew-point is less than -70 DEG C; and the 4% of the finished air used for electric heating desorption and air-cooling is fully recycled, and no gas is discharged in the desorption and air-cooling stages.
Description
Technical field
The present invention relates to drier, relate in particular to the low dew point waste heat regenerative absorption type dryer of a kind of zero consumption gas.
Background technology
The drier of zero consumption gas mainly contains two kinds in the compressed air cleaning equipment at present.A kind of is circular dryer in the air blast thermal regeneration formula, and this equipment is owing to use the air blast design, and the power consumption that needs is bigger, and use cost and manufacturing cost are all very high.Another kind is a waste heat (Heat of Compressed Air, exhaust steam heat) regenerative drier, these equipment need adopt two coolers, use air compressor machine heat of compression desorb adsorbent, with cooled unsaturated cold air blast-cold adsorbent,, be difficult to the dew point that reaches lower though these equipment power dissipations are less, its outlet dew point is-40 ℃, therefore is only applicable to the less demanding place of dew point.
Summary of the invention
Big, the higher shortcoming of dew point of drier power consumption at existing zero consumption gas, the applicant improves through research, provide a kind of zero consumption gas low dew point waste heat regenerative absorption type dryer, can not only farthest reduce power consumption, can also reach lower dew point, and desorb and blast-cold stage all there is not any gas discharging.
Technical scheme of the present invention is as follows:
The low dew point waste heat regenerative absorption type dryer of a kind of zero consumption gas, its drier inlet is connected with air compressor machine, two adsorption towers about comprising, air compressor machine is linked in sequence water cooler, gas-liquid separator after the 6th valve connects left adsorption tower by first valve, and connects right adsorption tower through the 7th valve; Left side adsorption tower is connected dryer export by the 4th valve, the 5th valve respectively with right adsorption tower; The pipeline of drawing between the air compressor machine and first valve inserts between the 4th valve and the left adsorption tower through the 3rd valve, and inserts between the 5th valve and the right adsorption tower through second valve by behind the 8th valve; The pipeline that goes out between first valve and the water cooler inserts left adsorption tower through the tenth valve, and inserts right adsorption tower through the 11 valve; Pipeline between the 4th valve and the 5th valve is linked in sequence and inserts between the 3rd valve and second valve by the 9th valve behind booster, the electric heater.
Useful technique effect of the present invention is:
The present invention can not only farthest reduce power consumption, can also reach lower dew point (outlet dew point-70 ℃ below).At first use the preliminary desorb adsorbent of the air compressor machine heat of compression in the use, get about 4% finished product dried compressed air again and heat high temperature desorb adsorbent once more through electric heater, turn off electric heater at last and use finished product dried compressed air blast-cold adsorbent, desorb, blast-cold stage all carry out having under the pressure condition, can effectively prolong the adsorbent life-span, farthest energy-saving and cost-reducing.Be used for electrical heating desorb and blast-cold though the present invention gets 4% finished product gas, this portion gas is fully reclaimed again, and desorb and blast-cold stage all do not have any gas discharging, really reaches the energy-saving and cost-reducing effect of zero consumption gas.
Description of drawings
Fig. 1 is a structural representation of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is specifically described by embodiment.
As shown in Figure 1, the present invention is connected the back level of air compressor machine (C), the drier inlet is connected with air compressor machine (C), two adsorption tower A, B about comprising, air compressor machine C is linked in sequence water cooler D, gas-liquid separator E after the 6th valve V6 connects left adsorption tower A by the first valve V1, and connects right adsorption tower B through the 7th valve V7.Left side adsorption tower A is connected dryer export by the 4th valve V4, the 5th valve V5 respectively with right adsorption tower B.
As shown in Figure 1, the pipeline of drawing between the air compressor machine C and the first valve V1 inserts between the 4th valve V4 and the left adsorption tower A through the 3rd valve V3, and inserts between the 5th valve V5 and the right adsorption tower B through the second valve V2 by behind the 8th valve V8; The pipeline that goes out between the first valve V1 and the water cooler D inserts left adsorption tower A through the tenth valve V10, and inserts right adsorption tower B through the 11 valve V11;
As shown in Figure 1, the pipeline between the 4th valve V4 and the 5th valve V5 is linked in sequence and inserts between the 3rd valve V3 and the second valve V2 by the 9th valve V9 behind booster F, the electric heater G.
Concrete workflow of the present invention is as follows:
Step 1: the absorption of A tower, the regeneration of B tower waste heat
100 ℃～140 ℃ unsaturation high-temperature gases that air compressor machine C final stage is discharged enter right adsorption tower B through the 8th valve V8, the second valve V2, adsorbent in the right adsorption tower B is carried out the waste heat desorb, gas enters water cooler D through the 11 valve V11 and is cooled to adsorption temp (≤40 ℃) afterwards, cooled gas is isolated most of moisture through gas-liquid separator E, isolated water is discharged through automatic blowdown valve, saturated humid gas then enters left adsorption tower A by the 6th valve V6, under the suction-operated of adsorbent, make the gas drying that further dewaters, reach the design dew point.Then, gas is exported through the 4th valve V4, through the dust removal filter (not shown), obtains finished product gas.
Step 2: the absorption of A tower, B tower electrical heating regeneration
Enter the electrical heating desorption phase after the desorb of right adsorption tower B waste heat, at this moment first valve (flow process transfer valve) V1 opens, the 8th valve V8 closes simultaneously, and the 9th valve V9 opens.100 ℃～140 ℃ unsaturation high-temperature gases that air compressor machine C final stage is discharged directly enter water cooler D and are cooled to adsorption temp (≤40 ℃), cooled gas is isolated most of moisture through gas-liquid separator E, isolated water is discharged through automatic blowdown valve, saturated humid gas then enters left adsorption tower A by the 6th valve V6, under the suction-operated of adsorbent, make the gas drying that further dewaters, reach the design dew point.Then, gas is exported through the 4th valve V4, through the dust removal filter (not shown), obtains finished product gas.
Meanwhile, 4% dry air is heated to adsorbent then through the electric heater G of work through booster F supercharging (0.2～1.0MPa is adjustable) regeneration temperature (120～180 ℃) is got in self-desiccation device outlet, enter right adsorption tower B from the tower body top through the 9th valve V9, the second valve V2 again, the gas that utilizes dry high temperature is further with the adsorbent desorb in the right adsorption tower B, and gases at high pressure are discharged through the 11 valve V11 and air compressor machine C and entered left adsorption tower A absorption after gas mixes once more after the 4th valve V4 output afterwards.
Step 3: the absorption of A tower, the blast-cold of B tower
Right adsorption tower B enters the blast-cold stage after the electrical heating thermal desorption, electric heater G quits work.100 ℃～140 ℃ unsaturation high-temperature gases that air compressor machine C final stage is discharged directly enter water cooler D and are cooled to adsorption temp (≤40 ℃), cooled gas is isolated most of moisture through gas-liquid separator E, isolated water is discharged through automatic blowdown valve, saturated humid gas then enters left adsorption tower A by the 6th valve V6, under the suction-operated of adsorbent, make the gas drying that further dewaters, reach the design dew point.Then, gas is exported through the 4th valve V4, through the dust removal filter (not shown), obtains finished product gas.
Meanwhile, self-desiccation device outlet get 4% dry air through booster F supercharging then through out-of-work electric heater G, enter right adsorption tower B from the tower body top through the 9th valve V9, the second valve V2 again, to the temperature of replying adsorption capacity, discharge through the 11 valve V11 and air compressor machine C and enter left adsorption tower A absorption after gas mixes once more after the 4th valve V4 exports afterwards by gases at high pressure with the adsorbent blast-cold in the right adsorption tower B for the gas that utilizes dry low temperature.
The present invention only adopts a water cooler D, and is provided with booster F and electric heater G.At first use the preliminary desorb adsorbent of the heat of compression of air compressor machine C in the use, get about 4% finished product dry air again and heat high temperature desorb adsorbent once more through booster F compression and through electric heater G, turning off electric heater G at last uses the finished product dry air through the cold adsorbent of booster F compression after-blow, its desorb, blast-cold stage all carry out having under the pressure condition, the adsorbent life-span can effectively be prolonged, farthest energy-saving and cost-reducing, can also reach lower dew point (the outlet dew point reaches below-70 ℃).And the 4% finished product gas that is used for electrical heating desorb and blast-cold is fully reclaimed, and desorb and blast-cold stage all do not have any gas discharging.
Above-described only is preferred implementation of the present invention, the invention is not restricted to above embodiment.Be appreciated that those skilled in the art under the prerequisite that does not break away from spirit of the present invention and design, can make other improvement and variation.
Claims (1)
1. one kind zero consumption gas hangs down dew point waste heat regenerative absorption type dryer, described drier inlet is connected with air compressor machine (C), it is characterized in that, two adsorption towers (A, B) about comprising, air compressor machine (C) is linked in sequence water cooler (D), gas-liquid separator (E) after the 6th valve (V6) connects left adsorption tower (A) by first valve (V1), and connects right adsorption tower (B) through the 7th valve (V7); Left side adsorption tower (A) is connected dryer export by the 4th valve (V4), the 5th valve (V5) respectively with right adsorption tower (B);
The pipeline of drawing between air compressor machine (C) and first valve (V1) inserts between the 4th valve (V4) and the left adsorption tower (A) through the 3rd valve (V3) by behind the 8th valve (V8), and inserts between the 5th valve (V5) and the right adsorption tower (B) through second valve (V2); The pipeline that goes out between first valve (V1) and the water cooler (D) inserts left adsorption tower (A) through the tenth valve (V10), and inserts right adsorption tower (B) through the 11 valve (V11);
Pipeline between the 4th valve (V4) and the 5th valve (V5) is linked in sequence booster (F), electric heater (G) back by between the 9th valve (V9) access the 3rd valve (V3) and second valve (V2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010266321A CN101940867B (en) | 2010-08-27 | 2010-08-27 | Zero gas consumption low dew-point waste heat regenerative absorbent type dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010266321A CN101940867B (en) | 2010-08-27 | 2010-08-27 | Zero gas consumption low dew-point waste heat regenerative absorbent type dryer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101940867A true CN101940867A (en) | 2011-01-12 |
| CN101940867B CN101940867B (en) | 2012-10-03 |
Family
ID=43433190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010266321A Expired - Fee Related CN101940867B (en) | 2010-08-27 | 2010-08-27 | Zero gas consumption low dew-point waste heat regenerative absorbent type dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101940867B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN103272460A (en) * | 2013-05-29 | 2013-09-04 | 山东道先为能源科技有限公司 | Waste heat regeneration absorption dryer |
| CN104383793A (en) * | 2014-12-12 | 2015-03-04 | 芜湖新兴铸管有限责任公司 | Compressed air dehydration processing system |
| CN106823702A (en) * | 2017-02-24 | 2017-06-13 | 苏州天蓝分析仪器有限公司 | A kind of gas drier and processing method with self-cleaning function |
| CN107670472A (en) * | 2017-09-08 | 2018-02-09 | 武汉钢铁集团气体有限责任公司 | A kind of Waste Heat Reuse regenerative dryer and its method |
| CN115920605A (en) * | 2023-02-01 | 2023-04-07 | 杭州嘉隆气体设备有限公司 | Compression heat regeneration dryer and control method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101314103A (en) * | 2008-07-11 | 2008-12-03 | 周才宝 | High-efficiency drying apparatus for regenerating exhaust heat of pressure gas |
| CN101732953A (en) * | 2009-12-28 | 2010-06-16 | 杭州博大净化设备有限公司 | Energy-saving compressed air drying method and device special for compression heat regenerative pipelines |
| 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 |
-
2010
- 2010-08-27 CN CN201010266321A patent/CN101940867B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101314103A (en) * | 2008-07-11 | 2008-12-03 | 周才宝 | High-efficiency drying apparatus for regenerating exhaust heat of pressure gas |
| CN101732953A (en) * | 2009-12-28 | 2010-06-16 | 杭州博大净化设备有限公司 | Energy-saving compressed air drying method and device special for compression heat regenerative pipelines |
| 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 |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN103272460A (en) * | 2013-05-29 | 2013-09-04 | 山东道先为能源科技有限公司 | Waste heat regeneration absorption dryer |
| CN104383793A (en) * | 2014-12-12 | 2015-03-04 | 芜湖新兴铸管有限责任公司 | Compressed air dehydration processing system |
| CN106823702A (en) * | 2017-02-24 | 2017-06-13 | 苏州天蓝分析仪器有限公司 | A kind of gas drier and processing method with self-cleaning function |
| CN107670472A (en) * | 2017-09-08 | 2018-02-09 | 武汉钢铁集团气体有限责任公司 | A kind of Waste Heat Reuse regenerative dryer and its method |
| CN115920605A (en) * | 2023-02-01 | 2023-04-07 | 杭州嘉隆气体设备有限公司 | Compression heat regeneration dryer and control method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101940867B (en) | 2012-10-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101732954B (en) | Zero-loss internal recycle type gas purifying method and device | |
| CN101940867B (en) | Zero gas consumption low dew-point waste heat regenerative absorbent type dryer | |
| CN201823451U (en) | Blast heating internal circulation compressed air purifying device | |
| CN202356000U (en) | Vacuum heating compressed air purifier with zero air consumption | |
| CN103920374A (en) | Compressed air solution drying and waste heat regeneration device and method | |
| CN201768479U (en) | Zero-air rate low-dew point waste heat recyclable adsorption type drier | |
| CN104046401B (en) | The devices and methods therefor of the de-heavy hydrocarbon of a kind of Sweet natural gas four tower dehydration | |
| CN201404756Y (en) | Tee-valve closed cycle heating regenerative gas dryer | |
| CN203315983U (en) | Adsorption type drying machine for air thermal-energy negative-pressure regenerated compressed air | |
| CN102451601B (en) | Novel afterheat regeneration drier | |
| CN104163404A (en) | Recycling method and device for regenerated waste nitrogen in nitrogen purification process | |
| CN207356872U (en) | The low dew point heat of compression absorption drier of zero gas consumption of one kind | |
| CN103230726A (en) | Energy-saving-type adsorption-type gas drying technology and device | |
| CN102743957A (en) | High temperature oil-containing compressed air waste heat regeneration drying device | |
| CN205886550U (en) | Compression heat recovery device | |
| CN204073803U (en) | High-pressure natural gas dry decontamination system | |
| CN101601959A (en) | A kind of Zero gas consumption low dew point compression heat regeneration absorption compressed air drying method and device thereof | |
| CN2625818Y (en) | Regenerate air circulating absorptive drier | |
| CN107857270A (en) | A kind of silica powder drying and nitrogen gas recovering apparatus | |
| CN203724991U (en) | Energy-saving type loss-free air regeneration dryer | |
| CN104248905A (en) | High-pressure natural gas drying and purifying system | |
| CN207645819U (en) | A kind of silica powder drying and nitrogen gas recovering apparatus | |
| CN201618491U (en) | Cooling and recovering device of heat of tail gas of large air compressor for making oxygen | |
| CN101000206B (en) | Compression gas afterheat regeneration drying process without gas consumption | |
| CN201493043U (en) | Compression heat regeneration adsorption compressed air dryer with zero air consumption and low dew point |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20140827 |
|
| EXPY | Termination of patent right or utility model |