CN111547791A - Low-temperature water treatment decomposition equipment control system - Google Patents
Low-temperature water treatment decomposition equipment control system Download PDFInfo
- Publication number
- CN111547791A CN111547791A CN201911075991.9A CN201911075991A CN111547791A CN 111547791 A CN111547791 A CN 111547791A CN 201911075991 A CN201911075991 A CN 201911075991A CN 111547791 A CN111547791 A CN 111547791A
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- Prior art keywords
- refrigerating
- controller
- air pressure
- temperature detection
- heating
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
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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
- B01D53/002—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 condensation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/02—Temperature
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/03—Pressure
Abstract
The invention discloses a control system of low-temperature water treatment decomposition equipment, belonging to the technical field of sewage decomposition treatment, and comprising a temperature detection end, an air pressure detection end, a controller, a heating end, a refrigerating end, a vacuum suction pump and a control valve, wherein the output ends of the temperature detection end and the air pressure detection end are connected with the input end of the controller through data lines, and the temperatures of the heating end and the refrigerating end are respectively detected through the temperature detection ends of the heating end and the refrigerating end, so that the detection values of the temperature detection ends of the heating end and the refrigerating end can be used as the basis for controlling the power control of the heating end and the refrigerating end; the evaporation and condensation equipment is subjected to air pressure detection through the air pressure detection end, and the detected air pressure value is used as the working power of the vacuum suction pump, so that the vacuum suction pump is convenient to regulate and control, and the evaporation and condensation equipment is kept to work within the verified air pressure range; the efficiency of water treatment can be improved by regulating and controlling the temperature and the vacuum degree.
Description
Technical Field
The invention relates to the technical field of sewage decomposition treatment, in particular to a control system of low-temperature water treatment decomposition equipment.
Background
Treatment of sewageThe sewage is discharged into a certain water body or reused according to the water quality requirementTo carry outAnd (5) purifying. The sewage treatment is widely applied to buildings,Agricultural production、Traffic control systemEnergy source, energy source,Petrochemical industryEnvironmental protection, urban landscape, medical treatment, catering and other fields, and people are more and more going into the days of common peopleThe life is long.
Surface water pollution is serious, 70 percent of 13 hundred million people in China drink underground water, and more than 400 cities in more than 660 cities use the underground water as drinking water sources. 90% of municipal groundwater throughout the country has been described as contaminated.
The existing decomposition equipment heats and evaporates sewage and condenses and recovers steam, and when the equipment is used, the temperature and the air pressure are inaccurately controlled, and the temperature change and the air pressure change easily occur, so that the evaporation and condensation efficiency of the sewage are influenced.
Disclosure of Invention
The invention aims to provide a control system of low-temperature water treatment decomposition equipment, which aims to solve the problems that the existing decomposition equipment provided in the background technology heats sewage to evaporate the sewage and condenses and recovers steam, the existing device is inaccurate in temperature and air pressure control when in use, and the temperature change and the air pressure change are easy to occur when in use, so that the evaporation and condensation efficiency of the sewage is influenced.
In order to achieve the purpose, the invention provides the following technical scheme: the control system of the low-temperature water treatment decomposition equipment comprises a temperature detection end, an air pressure detection end, a controller, a heating end, a refrigerating end, a vacuum suction pump and a control valve, wherein the output ends of the temperature detection end and the air pressure detection end are connected with the input end of the controller through data lines, and the output end of the controller is respectively connected with the heating end, the refrigerating end, the vacuum suction pump and the control valve through conducting wires;
the temperature detection end comprises a heating end temperature detection end and a refrigerating end temperature detection end, the heating end temperature detection end and the refrigerating end temperature detection end are respectively installed at the positions of the heating end and the refrigerating end, and the heating end temperature detection end and the refrigerating end temperature detection end respectively detect the temperatures of the heating end and the refrigerating end;
the temperature values detected by the heating end temperature detection end and the refrigerating end temperature detection end are transmitted into the controller, the normal temperature working value ranges of the heating end and the refrigerating end are stored in the controller in advance, and the controller outputs and controls the working power of the heating end and the refrigerating end or controls the on-off of circuits of the heating end and the refrigerating end;
the air pressure detection end detects the air pressure of the evaporation and condensation equipment;
the air pressure value detected by the air pressure detection end is transmitted into the controller, the normal air pressure working value range of the evaporation condensing equipment is stored in the controller in advance, and the controller outputs and controls the working power of the vacuum suction pump or the on-off of a circuit of the vacuum suction pump;
the controller outputs control signals to the control valve, so that the control valve controls the on-off action of the pipeline.
Preferably, the controller is a PLC controller, the PLC controller is programmed in advance, so that the PLC controller meets detection data of the temperature detection end and the air pressure detection end, and the PLC controller meets output control of the heating end, the refrigerating end, the vacuum suction pump and the control valve.
Preferably, the control valve is an electromagnetic control valve or an electrically controlled pneumatic valve.
Preferably, the normal working range of the air pressure pre-stored in the controller is > -94 KPa.
Preferably, the vacuum suction pump is connected with the evaporation and condensation equipment through a connecting pipeline, a one-way valve is arranged on a pipeline of the connecting pipeline, and the conduction direction of the one-way valve is one-way conduction from the evaporation and condensation equipment to the vacuum suction pump.
Preferably, the heating end temperature detection end and the cooling end temperature detection end have the same structure.
Compared with the prior art, the invention has the beneficial effects that:
1) the temperature of the heating end and the temperature of the refrigerating end are detected by the temperature detection end of the heating end and the temperature detection end of the refrigerating end respectively, so that the detection values of the temperature detection end of the heating end and the temperature detection end of the refrigerating end can be used as the basis for controlling the power control of the heating end and the refrigerating end;
2) the evaporation and condensation equipment is subjected to air pressure detection through the air pressure detection end, and the detected air pressure value is used as the working power of the vacuum suction pump, so that the vacuum suction pump is convenient to regulate and control, and the evaporation and condensation equipment is kept to work within a verified air pressure range;
3) the efficiency of water treatment can be improved by regulating and controlling the temperature and the vacuum degree.
Drawings
FIG. 1 is a logic block diagram of the system of the present invention;
FIG. 2 is a logic block diagram of the temperature detection terminal of the present invention;
FIG. 3 is a flow chart of temperature control according to the present invention;
FIG. 4 is a flow chart of the pneumatic control of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, are not to be construed as limiting the present invention.
Example (b):
referring to fig. 1-4, the present invention provides the following technical solutions: the control system of the low-temperature water treatment decomposition equipment comprises a temperature detection end, an air pressure detection end, a controller, a heating end, a refrigerating end, a vacuum suction pump and a control valve, wherein the output ends of the temperature detection end and the air pressure detection end are connected with the input end of the controller through data lines, and the output end of the controller is respectively connected with the heating end, the refrigerating end, the vacuum suction pump and the control valve through leads;
the temperature detection end and the air pressure detection end are respectively connected to corresponding detection positions, the temperature detection end and the air pressure detection end carry out temperature and air pressure detection, the heating temperature of the heating end is set to be 37 ℃, the temperature of the refrigerating end is set to be lower than that of the heating end, the working air pressure of the evaporation condensation equipment is a vacuum degree larger than-94 KPa, the heating end and the refrigerating end are respectively arranged at two ends in the evaporation condensation equipment, the evaporation condensation equipment is separated from the evaporation condensation equipment, water enters the heating end in the evaporation condensation equipment, sewage is heated and evaporated through the heating action of the heating end, steam is generated, and the generated steam is condensed through the refrigerating end, so that the steam is cooled to be liquid and is discharged and collected;
the temperature detection end comprises a heating end temperature detection end and a refrigerating end temperature detection end, the heating end temperature detection end and the refrigerating end temperature detection end are respectively installed at the positions of the heating end and the refrigerating end, the heating end temperature detection end and the refrigerating end temperature detection end respectively detect the temperatures of the heating end and the refrigerating end, the temperature detection end comprises a heating end temperature detection end and a refrigerating end temperature detection end, the heating end and the refrigerating end can be respectively and independently detected, and the measuring ranges of the heating end temperature detection end and the refrigerating end temperature detection end are specifically set according to specific use environments;
the temperature values detected by the heating end temperature detection end and the refrigerating end temperature detection end are transmitted into the controller, the normal temperature working value ranges of the heating end and the refrigerating end are stored in the controller in advance, and the controller outputs and controls the working power of the heating end and the refrigerating end or controls the on-off of circuits of the heating end and the refrigerating end;
when the temperature at the heating end is higher than the corresponding temperature normal working value range, reducing the power of the heating end or cutting off a working circuit of the heating end, and when the temperature at the heating end is lower than the corresponding temperature normal working value range, increasing the power of the heating end;
when the temperature of the refrigerating end is higher than the corresponding temperature normal working value range, the power of the heating end is increased, and when the temperature of the refrigerating end is lower than the corresponding temperature normal working value range, the power of the refrigerating end is reduced or a working circuit of the heating end is cut off;
the air pressure detection end detects the air pressure of the evaporation and condensation equipment;
the air pressure value detected by the air pressure detection end is transmitted into the controller, the normal air pressure working value range of the evaporation condensing equipment is stored in the controller in advance, and the controller outputs and controls the working power of the vacuum suction pump or the on-off of a circuit of the vacuum suction pump;
the controller outputs control signals to the control valve, so that the control valve controls the on-off action of the pipeline.
The controller is a PLC controller which is programmed in advance, so that the PLC controller meets the detection data of the temperature detection end and the air pressure detection end, and the PLC controller meets the output control of the heating end, the refrigerating end, the vacuum suction pump and the control valve.
The control valve is an electromagnetic control valve or an electric control pneumatic valve.
The normal working value range of the air pressure pre-stored in the controller is > -94 KPa.
The vacuum suction pump is connected with the evaporation and condensation equipment through a connecting pipeline, a one-way valve is arranged on a pipeline of the connecting pipeline, and the conduction direction of the one-way valve is one-way conduction from the evaporation and condensation equipment to the vacuum suction pump.
The heating end temperature detection end and the refrigerating end temperature detection end have the same structure.
The working principle is as follows: programming the controller to enable the controller to meet the requirements of data acquisition and data reception of a heating end temperature detection end, a refrigerating end temperature detection end and an air pressure detection end and output control of the heating end, the refrigerating end, the vacuum suction pump and the control valve;
the heating end temperature detection end, the refrigeration end temperature detection end and the air pressure detection end respectively monitor the working conditions of the heating end, the refrigeration end and the evaporation and condensation equipment;
and the controller is pre-stored with corresponding working parameter value fields, such as a temperature value field and an air pressure value field, when the monitored parameter value is not in the temperature value field and the air pressure value field, the controller controls through corresponding output, so that the monitored parameter value is restored to the corresponding temperature value field and the air pressure value field, the heating end, the refrigerating end and the evaporation and condensation equipment normally work, and the control valve is used for controlling the on-off action of the pipeline.
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Decomposition equipment control system is handled to low temperature water, including temperature detection end, atmospheric pressure detection end, controller, heating end, refrigeration end, vacuum suction pump and control flap, its characterized in that: the output ends of the temperature detection end and the air pressure detection end are connected with the input end of the controller through data lines, and the output end of the controller is respectively connected with the heating end, the refrigerating end, the vacuum suction pump and the control valve through leads;
the temperature detection end comprises a heating end temperature detection end and a refrigerating end temperature detection end, the heating end temperature detection end and the refrigerating end temperature detection end are respectively installed at the positions of the heating end and the refrigerating end, and the heating end temperature detection end and the refrigerating end temperature detection end respectively detect the temperatures of the heating end and the refrigerating end;
the temperature values detected by the heating end temperature detection end and the refrigerating end temperature detection end are transmitted into the controller, the normal temperature working value ranges of the heating end and the refrigerating end are stored in the controller in advance, and the controller outputs and controls the working power of the heating end and the refrigerating end or controls the on-off of circuits of the heating end and the refrigerating end;
the air pressure detection end detects the air pressure of the evaporation and condensation equipment;
the air pressure value detected by the air pressure detection end is transmitted into the controller, the normal air pressure working value range of the evaporation and condensation equipment is stored in the controller in advance, and the controller outputs and controls the working power of the vacuum suction pump or the on-off of a circuit of the vacuum suction pump;
the controller outputs control signals to the control valve, so that the control valve controls the on-off action of the pipeline.
2. The control system of a low temperature water treatment decomposition device of claim 1, wherein: the controller is a PLC controller which is programmed in advance, so that the PLC controller meets detection data of a temperature detection end and an air pressure detection end, and the PLC controller meets output control of a heating end, a refrigerating end, a vacuum suction pump and a control valve.
3. The control system of a low temperature water treatment decomposition device of claim 1, wherein: the control valve is an electromagnetic control valve or an electric control pneumatic valve.
4. The control system of a low temperature water treatment decomposition device of claim 1, wherein: the normal working value range of the air pressure pre-stored in the controller is > -94 KPa.
5. The control system of a low temperature water treatment decomposition device of claim 1, wherein: the vacuum suction pump is connected with the evaporation and condensation equipment through a connecting pipeline, a one-way valve is arranged on a pipeline of the connecting pipeline, and the conduction direction of the one-way valve is one-way conduction from the evaporation and condensation equipment to the vacuum suction pump.
6. The control system of a low temperature water treatment decomposition device of claim 1, wherein: the heating end temperature detection end and the refrigerating end temperature detection end have the same structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911075991.9A CN111547791A (en) | 2019-11-06 | 2019-11-06 | Low-temperature water treatment decomposition equipment control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911075991.9A CN111547791A (en) | 2019-11-06 | 2019-11-06 | Low-temperature water treatment decomposition equipment control system |
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| Publication Number | Publication Date |
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| CN111547791A true CN111547791A (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911075991.9A Pending CN111547791A (en) | 2019-11-06 | 2019-11-06 | Low-temperature water treatment decomposition equipment control system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4096039A (en) * | 1975-12-18 | 1978-06-20 | Carnine Corporation | Condition sensing control system for desalinator automation |
| CN102116550A (en) * | 2009-12-31 | 2011-07-06 | 丹佛斯（上海）自动控制有限公司 | Evaporation control device used in refrigerating system |
| CN204034288U (en) * | 2014-09-04 | 2014-12-24 | 苏州禾川化学技术服务有限公司 | A kind of intelligent environmental protection type Rotary Evaporators |
| CN204246853U (en) * | 2014-12-01 | 2015-04-08 | 洛阳人康食品有限公司 | A kind of cryogenic vacuum concentrator |
| CN106402825A (en) * | 2016-09-19 | 2017-02-15 | 青岛科技大学 | Steam generator capable of achieving intelligent temperature control through mobile phone APP |
| CN106997218A (en) * | 2017-05-19 | 2017-08-01 | 堀场仪器（上海）有限公司 | A kind of multi-temperature control system |
-
2019
- 2019-11-06 CN CN201911075991.9A patent/CN111547791A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4096039A (en) * | 1975-12-18 | 1978-06-20 | Carnine Corporation | Condition sensing control system for desalinator automation |
| CN102116550A (en) * | 2009-12-31 | 2011-07-06 | 丹佛斯（上海）自动控制有限公司 | Evaporation control device used in refrigerating system |
| CN204034288U (en) * | 2014-09-04 | 2014-12-24 | 苏州禾川化学技术服务有限公司 | A kind of intelligent environmental protection type Rotary Evaporators |
| CN204246853U (en) * | 2014-12-01 | 2015-04-08 | 洛阳人康食品有限公司 | A kind of cryogenic vacuum concentrator |
| CN106402825A (en) * | 2016-09-19 | 2017-02-15 | 青岛科技大学 | Steam generator capable of achieving intelligent temperature control through mobile phone APP |
| CN106997218A (en) * | 2017-05-19 | 2017-08-01 | 堀场仪器（上海）有限公司 | A kind of multi-temperature control system |
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Application publication date: 20200818 |