CN215724528U - Cooling system for producing biodiesel - Google Patents
Cooling system for producing biodiesel Download PDFInfo
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- CN215724528U CN215724528U CN202121725148.3U CN202121725148U CN215724528U CN 215724528 U CN215724528 U CN 215724528U CN 202121725148 U CN202121725148 U CN 202121725148U CN 215724528 U CN215724528 U CN 215724528U
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- refrigerant
- heat exchanger
- water
- separation tank
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- 239000003225 biodiesel Substances 0.000 title claims abstract description 22
- 238000001816 cooling Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 90
- 239000007788 liquid Substances 0.000 claims abstract description 88
- 238000000926 separation method Methods 0.000 claims abstract description 74
- 239000003507 refrigerant Substances 0.000 claims abstract description 69
- 239000012530 fluid Substances 0.000 claims abstract description 7
- 230000001105 regulatory effect Effects 0.000 claims description 20
- 238000011084 recovery Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims 5
- 239000011148 porous material Substances 0.000 claims 2
- 239000000498 cooling water Substances 0.000 abstract description 6
- 239000003344 environmental pollutant Substances 0.000 abstract description 6
- 231100000719 pollutant Toxicity 0.000 abstract description 6
- 239000010865 sewage Substances 0.000 description 9
- 238000004062 sedimentation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002551 biofuel Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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Abstract
The utility model discloses a cooling system for producing biodiesel, comprising: the system comprises a water ring vacuum pump, a heat exchanger, a refrigerant assembly and a first liquid separation tank; the discharge end of the water ring vacuum pump is communicated with the top feed inlet of the first liquid separation tank, the bottom discharge port of the first liquid separation tank is communicated with the first feed inlet of the heat exchanger, the first discharge port of the heat exchanger is communicated with the feed inlet of the water ring vacuum pump, the second feed inlet of the heat exchanger is communicated with the discharge port of the refrigerant assembly, the second discharge port of the heat exchanger is communicated with the feed inlet of the refrigerant assembly, and the heat exchanger is used for realizing heat exchange between refrigerant liquid in the refrigerant assembly and water in the water ring vacuum pump; be equipped with the overflow mouth on the lateral wall of first branch fluid reservoir, this overflow mouth is close to the top of first branch fluid reservoir, belongs to biodiesel technical field. The system can discharge micromolecular pollutants in circulating water in time while realizing high-efficiency utilization of cooling water.
Description
Technical Field
The utility model relates to the technical field of biodiesel, in particular to a cooling system for producing biodiesel.
Background
In the preparation process of the biodiesel, the water ring vacuum pump is required to vacuumize, the water ring vacuum pump is responsible for vacuumizing, the temperature of circulating water can gradually rise in the operation process, the temperature rise affects the vacuum degree, the higher the water temperature is, the lower the vacuum degree is, and in order to ensure the more stable vacuum degree, cooling water needs to be supplemented to cool the circulating water. In the conventional cooling system, circulating water needs to be discharged from a circulating system separately and then subjected to sedimentation separation in a liquid separating tank, so that the small molecular pollutants in the circulating water cannot be discharged in time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the technical defects, provides a cooling system for producing biodiesel, and solves the technical problems that the cooling water utilization rate is low and small molecular pollutants in circulating water cannot be discharged in time in the prior art.
In order to achieve the technical purpose, the technical scheme of the utility model provides a cooling system for producing biodiesel.
The utility model proposes a cooling system for producing biodiesel, comprising: the system comprises a water ring vacuum pump, a heat exchanger, a refrigerant assembly and a first liquid separation tank; the discharge end of the water ring vacuum pump is communicated with the top feed inlet of the first liquid separation tank, the bottom discharge port of the first liquid separation tank is communicated with the first feed inlet of the heat exchanger, the first discharge port of the heat exchanger is communicated with the feed inlet of the water ring vacuum pump, the second feed inlet of the heat exchanger is communicated with the discharge port of the refrigerant assembly, the second discharge port of the heat exchanger is communicated with the feed inlet of the refrigerant assembly, and the heat exchanger is used for realizing heat exchange between refrigerant liquid in the refrigerant assembly and water in the water ring vacuum pump; and an overflow port is arranged on the side wall of the first liquid separation tank and is close to the top of the first liquid separation tank.
Further, the aperture of the top feed inlet of the first liquid separation tank is larger than that of the bottom discharge outlet of the first liquid separation tank.
Further, the refrigerant assembly comprises a refrigerant unit, a refrigerant liquid storage tank and a refrigerant pump; the refrigerant unit is connected with the refrigerant liquid storage tank, the refrigerant liquid storage tank is communicated with the feed end of the refrigerant pump, and the discharge end of the refrigerant pump is communicated with the second feed port of the heat exchanger.
The water circulation system further comprises a first controller, a temperature sensor and a first electric regulating valve, wherein the temperature sensor is installed on a pipeline connected between the heat exchanger and the water ring vacuum pump, and the temperature sensor is used for detecting the temperature of water entering the heat exchanger from the water ring vacuum pump; the first electric control valve is installed on a pipeline connected between the refrigerant assembly and the heat exchanger, the first controller is electrically connected with the temperature sensor and the first electric control valve respectively, and the first controller adjusts the opening degree of the first electric control valve according to the temperature detected by the temperature sensor so as to adjust the flow of refrigerant liquid and further adjust the water temperature.
Further, the water level control device also comprises a second controller, a water level detector and a second electric regulating valve; the first liquid separation tank is provided with a water inlet, the second electric regulating valve is arranged at the water inlet of the first liquid separation tank, and water enters the first liquid separation tank through the second electric regulating valve; the water level detector is installed on the first liquid separation tank and used for detecting the liquid level of the first liquid separation tank, the second controller is respectively electrically connected with the water level detector and the second electric regulating valve, and the second controller is used for regulating the second electric regulating valve to be opened or closed according to the water level detected by the water level detector.
Further, the water inlet of the first liquid separation tank is arranged at the top of the first liquid separation tank.
Further, the device also comprises a second liquid separation tank, and the second liquid separation tank is communicated with the overflow outlet of the first liquid separation tank.
Further, the device also comprises a recovery tank, and the recovery tank is communicated with the overflow outlet of the second separation liquid tank.
Further, a bottom feed inlet of the second liquid separation tank is communicated with an overflow outlet of the first liquid separation tank.
Furthermore, the heat exchanger also comprises a bypass valve, and the bypass valve is arranged between the refrigerant pump and the heat exchanger.
Compared with the prior art, the utility model has the beneficial effects that: the cooling water gets into from water ring vacuum pump, the temperature that comes out from water ring vacuum pump obviously rises, later through first minute fluid reservoir, the density of micromolecule pollutant can rise to the top of water for a short time in first minute fluid reservoir, water in the first knockout drum gets into the heat exchanger from its bottom discharge gate, take place heat exchange with the refrigerant in the refrigerant subassembly in the heat exchanger and cool down the water cooling, water after the cooling gets into water ring vacuum pump and continues to utilize, so recycle, when the liquid level in the first minute fluid reservoir is higher, liquid spills over from the overflow mouth that is located on the first minute fluid reservoir lateral wall, the micromolecule pollutant of come-up can be discharged from the overflow mouth, and water can continue to circulate and cool off, thereby when having realized the high-efficient utilization of cooling water, can in time discharge the micromolecule pollutant in the circulating water.
Drawings
FIG. 1 is a schematic diagram of the structure of a cooling system for producing biodiesel according to the present invention.
Description of reference numerals: 1. a water ring vacuum pump; 2. a heat exchanger; 3. a refrigerant assembly; 31. a refrigerant unit; 32. a coolant liquid storage tank; 33. a refrigerant pump; 4. a first liquid separation tank; 5. a first controller; 6. a temperature sensor; 7. a first electric control valve; 8. a second controller; 9. a water level detector; 10. a second electric control valve; 11. a second liquid separation tank; 12. a recovery tank; 13. a bypass valve; 14. a sewage pump.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Example 1
Referring to fig. 1, the present embodiment proposes a cooling system for producing biodiesel, comprising: the system comprises a water ring vacuum pump 1, a heat exchanger 2, a refrigerant assembly 3 and a first liquid separation tank 4; the discharge end of the water ring vacuum pump 1 is communicated with the top feed inlet of the first liquid separation tank 4, the bottom discharge port of the first liquid separation tank 4 is communicated with the first feed inlet of the heat exchanger 2, the first discharge port of the heat exchanger 2 is communicated with the feed inlet of the water ring vacuum pump 1, the second feed inlet of the heat exchanger 2 is communicated with the discharge port of the refrigerant component 3, the second discharge port of the heat exchanger 2 is communicated with the feed inlet of the refrigerant component 3, and the heat exchanger 2 is used for realizing heat exchange between refrigerant liquid in the refrigerant component 3 and water in the water ring vacuum pump 1; an overflow port is arranged on the side wall of the first liquid separation tank 4, and the overflow port is close to the top of the first liquid separation tank 4.
The components are communicated with each other through pipelines.
On the basis of the above embodiments, the aperture of the top feed inlet of the first separation liquid tank 4 in this embodiment is larger than the aperture of the bottom discharge outlet of the first separation liquid tank 4. Further, the liquid outflow speed of the first liquid separation tank 4 is slower than the liquid inflow speed of the first liquid separation tank 4, which is favorable for the sedimentation separation of the liquid in the first liquid separation tank 4.
On the basis of the above embodiments, the refrigerant assembly 3 of the present embodiment includes a refrigerant unit 31, a refrigerant liquid storage tank 32, and a refrigerant pump 33; the refrigerant unit 31 is connected with the refrigerant liquid storage tank 32, the refrigerant liquid storage tank 32 is communicated with the feed end of the refrigerant pump 33, and the discharge end of the refrigerant pump 33 is communicated with the second feed port of the heat exchanger 2. The refrigerant unit 31 cools the refrigerant liquid in the refrigerant liquid storage tank 32, and the refrigerant liquid is conveyed to the heat exchanger 2 through the refrigerant pump 33 to exchange heat with water, so that the water is cooled.
On the basis of the above embodiment, the present embodiment further includes a first controller 5, a temperature sensor 6 and a first electric regulating valve 7, the temperature sensor 6 is installed on a pipeline connected between the heat exchanger 2 and the water ring vacuum pump 1, and the temperature sensor 6 is used for detecting the temperature of the water entering the heat exchanger 2 from the water ring vacuum pump 1; first electrical control valve 7 is installed on the pipeline of connection between refrigerant subassembly 3 and heat exchanger 2, first controller 5 respectively with temperature sensor 6 and first electrical control valve 7 electric connection, first controller 5 is according to the temperature regulation that temperature sensor 6 detected the degree of opening of first electrical control valve 7 is in order to adjust the flow of refrigerant liquid, and then adjusts the temperature. The temperature sensor 6 detects the temperature of the water after heat exchange in the heat exchanger, and sends the detected temperature of the water to the first controller in a signal mode, and the first controller receives the signal and adjusts the opening degree of the first electric control valve 7 according to the signal.
On the basis of the above embodiment, the present embodiment further includes a second controller 8, a water level detector 9, and a second electric control valve 10; a water inlet is formed in the first liquid separation tank 4, the second electric regulating valve 10 is arranged at the water inlet of the first liquid separation tank 4, and water enters the first liquid separation tank 4 through the second electric regulating valve 10; the water level detector 9 is installed on the first liquid separation tank 4, the water level detector 9 is used for detecting the liquid level of the first liquid separation tank 4, the second controller 8 is respectively electrically connected with the water level detector 9 and the second electric regulating valve 10, and the second controller 8 is used for regulating the second electric regulating valve 10 to be opened or closed according to the water level detected by the water level detector 9. The water level detector 9 signals the second controller 8 according to the detected water level, and the second controller 8 receives the signal and adjusts the second electric control valve 10 to be opened or closed according to the signal.
On the basis of the above embodiments, the water inlet of the first liquid-separation tank 4 of the present embodiment is provided at the top of the first liquid-separation tank 4. The supplementary water enters from the top water inlet of the first liquid separation tank 4.
On the basis of the above embodiment, the present embodiment further includes the second separation tank 11, and the second separation tank 11 is communicated with the overflow port of the first separation tank 4. The second separation tank 11 is used for further settling and separating the liquid overflowing from the second separation tank 11.
On the basis of the above embodiment, the present embodiment further includes a recovery tank 12, and the recovery tank 12 is communicated with the overflow outlet of the second separation tank 11. The recovery tank 12 is used for recovering the small molecular substances overflowing after being separated from the second separation tank 11, and the small molecular substances can be used as light biofuel.
In addition to the above embodiments, the present embodiment further includes a bypass valve 13, and the bypass valve 13 is disposed between the refrigerant pump 33 and the heat exchanger 2. The refrigerant pump 33 can directly enter the heat exchanger 2 through the bypass valve 13 to exchange heat without passing through the first electric control valve 7.
On the basis of the above embodiment, the present embodiment further includes a sewage pump 14, the sewage pump 14 is connected to the bottom discharge port of the second separation tank 11, the sewage pump 14 is used for pumping the sewage in the second separation tank 11, and the sewage can be introduced into the incinerator for reuse. After the circulating water is used for a certain time, the sewage can be discharged from the second liquid separation tank 11 according to the requirement, and then new cooling water is introduced.
On the basis of the above embodiment, the bottom feed inlet of the second separation tank 11 of the present embodiment is communicated with the overflow outlet of the first separation tank 4. The liquid overflowing from the first liquid separation tank 4 enters from the bottom of the second liquid separation tank 11, which is beneficial to realizing the sedimentation separation of the liquid.
The first controller 5 and the second controller 8 in this embodiment are PLC controllers in the prior art, and can be programmed.
In addition, in this embodiment, valves are disposed on the pipes between the refrigerant pump and the refrigerant liquid storage tank, between the front and rear of the first electric control valve, between the first liquid separation tank and the heat exchanger, between the second separation tank and the sewage pump, and between the front and rear of the sewage pump.
The above-described embodiments of the present invention should not be construed as limiting the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A cooling system for producing biodiesel, comprising: the system comprises a water ring vacuum pump, a heat exchanger, a refrigerant assembly and a first liquid separation tank; the discharge end of the water ring vacuum pump is communicated with the top feed inlet of the first liquid separation tank, the bottom discharge port of the first liquid separation tank is communicated with the first feed inlet of the heat exchanger, the first discharge port of the heat exchanger is communicated with the feed inlet of the water ring vacuum pump, the second feed inlet of the heat exchanger is communicated with the discharge port of the refrigerant assembly, the second discharge port of the heat exchanger is communicated with the feed inlet of the refrigerant assembly, and the heat exchanger is used for realizing heat exchange between refrigerant liquid in the refrigerant assembly and water in the water ring vacuum pump; and an overflow port is arranged on the side wall of the first liquid separation tank and is close to the top of the first liquid separation tank.
2. The cooling system for producing biodiesel according to claim 1, wherein the pore diameter of the top feed inlet of the first partial tank is larger than the pore diameter of the bottom discharge outlet of the first partial tank.
3. The cooling system for producing biodiesel according to claim 1, wherein the refrigerant assembly comprises a refrigerant unit, a refrigerant fluid storage tank and a refrigerant pump; the refrigerant unit is connected with the refrigerant liquid storage tank, the refrigerant liquid storage tank is communicated with the feed end of the refrigerant pump, and the discharge end of the refrigerant pump is communicated with the second feed port of the heat exchanger.
4. The cooling system for biodiesel production according to claim 1, further comprising a first controller, a temperature sensor and a first electrically operated regulating valve, said temperature sensor being mounted on a pipe connected between said heat exchanger and said water ring vacuum pump, said temperature sensor being for detecting the temperature of water entering said heat exchanger from said water ring vacuum pump; the first electric control valve is installed on a pipeline connected between the refrigerant assembly and the heat exchanger, the first controller is electrically connected with the temperature sensor and the first electric control valve respectively, and the first controller adjusts the opening degree of the first electric control valve according to the temperature detected by the temperature sensor so as to adjust the flow of refrigerant liquid and further adjust the water temperature.
5. The cooling system for biodiesel production according to claim 1, further comprising a second controller, a water level detector and a second electrically-operated regulating valve; the first liquid separation tank is provided with a water inlet, the second electric regulating valve is arranged at the water inlet of the first liquid separation tank, and water enters the first liquid separation tank through the second electric regulating valve; the water level detector is installed on the first liquid separation tank and used for detecting the liquid level of the first liquid separation tank, the second controller is respectively electrically connected with the water level detector and the second electric regulating valve, and the second controller is used for regulating the second electric regulating valve to be opened or closed according to the water level detected by the water level detector.
6. The cooling system for producing biodiesel according to claim 1, wherein a water inlet of the first separation tank is provided at the top of the first separation tank.
7. The cooling system for biodiesel production according to claim 1, further comprising a second knock-out drum, said second knock-out drum being in communication with the overflow outlet of said first knock-out drum.
8. The cooling system for biodiesel production according to claim 7, further comprising a recovery tank, said recovery tank being in communication with the overflow outlet of said second cut-liquid tank.
9. The cooling system for biodiesel production according to claim 7, wherein the bottom feed inlet of the second branch tank is communicated with the overflow outlet of the first branch tank.
10. The cooling system for producing biodiesel according to claim 2, further comprising a bypass valve disposed between said refrigerant pump and said heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121725148.3U CN215724528U (en) | 2021-07-27 | 2021-07-27 | Cooling system for producing biodiesel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121725148.3U CN215724528U (en) | 2021-07-27 | 2021-07-27 | Cooling system for producing biodiesel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215724528U true CN215724528U (en) | 2022-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121725148.3U Active CN215724528U (en) | 2021-07-27 | 2021-07-27 | Cooling system for producing biodiesel |
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| CN (1) | CN215724528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013315A (en) * | 2022-06-09 | 2022-09-06 | 华能国际电力股份有限公司丹东电厂 | Energy-saving operation method for cooling water of vacuum pump of large-scale steam turbine unit |
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2021
- 2021-07-27 CN CN202121725148.3U patent/CN215724528U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013315A (en) * | 2022-06-09 | 2022-09-06 | 华能国际电力股份有限公司丹东电厂 | Energy-saving operation method for cooling water of vacuum pump of large-scale steam turbine unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 431600 Kaifa 2nd Road, Hanchuan economic and Technological Development Zone, Xiaogan City, Hubei Province Patentee after: Hubei Tianji Bioenergy Co.,Ltd. Country or region after: China Address before: 431600 Kaifa 2nd Road, Hanchuan economic and Technological Development Zone, Xiaogan City, Hubei Province Patentee before: HUBEI TIANJI NEW ENERGY LIMITED BY SHARE LTD. Country or region before: China |
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| CP03 | Change of name, title or address |