CN112728996A - Automatic online cleaning control system for air conditioner rubber balls in power plant - Google Patents
Automatic online cleaning control system for air conditioner rubber balls in power plant Download PDFInfo
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- CN112728996A CN112728996A CN202011635592.6A CN202011635592A CN112728996A CN 112728996 A CN112728996 A CN 112728996A CN 202011635592 A CN202011635592 A CN 202011635592A CN 112728996 A CN112728996 A CN 112728996A
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- plc
- lamp
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G1/00—Non-rotary, e.g. reciprocated, appliances
- F28G1/12—Fluid-propelled scrapers, bullets, or like solid bodies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
- F28G15/003—Control arrangements
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention relates to an automatic online cleaning control system for a power plant air conditioner rubber ball, which comprises a PLC, a power lamp, an operation lamp, a fault lamp and an emergency stop switch; the PLC, the power lamp, the operation lamp, the fault lamp and the emergency stop switch are electrically connected; the specific operation comprises the following steps: step 1: the power supply is communicated, and the power supply lamp is lighted; step 2: setting a manual mode or an automatic mode on the PLC; and step 3: setting parameters on the PLC, and quitting after storing; and 4, step 4: starting the PLC, lighting the operation lamp, and recording the time operation time, the shutdown time, the cycle times and the standby time of the switch valve; and 5: after the PLC is used, the cleaning times on the PLC are reset, the automatic mode and the manual mode can be changed through the PLC system, so that the automatic mode and the manual mode can be automatically adjusted according to requirements, and the automatic mode can be automatically changed into the automatic mode if the manual mode is not operated for a long time; the operation of the two water chilling units can be automatically controlled, and the labor and the time are saved.
Description
Technical Field
The invention relates to the technical field of condenser cleaning, in particular to an automatic online cleaning control system for air conditioner rubber balls in a power plant.
Background
A condenser, a component of a refrigeration system, belongs to a heat exchanger, and can convert gas or vapor into liquid to transfer heat in a tube to air near the tube in a quick mode. The condenser operation is exothermic and therefore the condenser temperature is high.
Power plants use a number of condensers to condense the steam exiting the turbines. Condensers are used in refrigeration plants to condense refrigeration vapors such as ammonia and freon. The petrochemical industry uses condensers to condense hydrocarbons and other chemical vapors. In the distillation process, the apparatus for converting the vapor to a liquid is also referred to as a condenser. All condensers operate by removing heat from the gas or vapor.
When the condenser is used, the condenser needs to be cleaned regularly through rubber balls; however, the existing automatic online cleaning control system for the air conditioner rubber balls of the power plant is generally difficult to realize the replacement of an automatic cleaning mode and a manual cleaning mode, and meanwhile, part of the automatic online cleaning control system for the air conditioner rubber balls of the power plant can only control the operation of a single water chilling unit, and is difficult to control the operation of a plurality of groups of water chilling units.
Disclosure of Invention
Aiming at the defects of the prior art and the requirements of actual production, the invention provides the automatic online cleaning control system for the air conditioning rubber balls of the power plant, the automatic cleaning mode and the manual cleaning mode of the air conditioning rubber balls are convenient to replace by arranging the PLC in the system, and meanwhile, the running of a plurality of water chilling units can be controlled.
In order to realize the aim, the automatic online cleaning control system for the rubber ball of the air conditioner in the power plant comprises a PLC, a power lamp, an operation lamp, a fault lamp and an emergency stop switch;
the PLC, the power lamp, the operation lamp, the fault lamp and the emergency stop switch are electrically connected;
the specific operation comprises the following steps:
step 1: the power supply is communicated, and the power supply lamp is lighted;
step 2: setting a manual mode or an automatic mode on the PLC;
and step 3: setting parameters on the PLC, and quitting after storing;
and 4, step 4: starting the PLC, lighting the operation lamp, and recording the time operation time, the shutdown time, the cycle times and the standby time of the switch valve;
and 5: and after the PLC is used, carrying out zero clearing treatment on the cleaning times on the PLC.
Further, when the water pump motor breaks down, the water pump motor automatically stops running, and meanwhile, a fault indicator lamp is turned on; after the fault is relieved, the fault lamp is turned off and restarted.
Furthermore, when the PLC is abnormal in operation, the emergency stop switch is pressed down to stop the operation of the PLC.
Further, the manual mode operation in step 2 comprises the following steps:
step 21: entering a manual mode page, manually opening the electric valve, and then manually opening the water pump;
step 22: displaying and recording the service times;
step 23: after the cleaning is finished, the number of serve times is manually reset.
Furthermore, when the manual mode is entered for 3min and no operation is performed, the system automatically switches to the automatic mode and returns to the main page.
The invention has the following beneficial effects:
1. the automatic mode and the manual mode can be replaced through the PLC system, so that the automatic mode and the manual mode can be automatically adjusted according to requirements, and if the manual mode is not operated for a long time, the automatic mode can be automatically replaced;
2. the operation of the two water chilling units can be automatically controlled, and the labor and the time are saved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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.
Example 1
The automatic online cleaning control system for the rubber ball of the power plant air conditioner comprises a PLC, a power lamp, an operation lamp, a fault lamp and an emergency stop switch;
the PLC is used for automatic operation control of the VBT system condenser online cleaning device and can automatically control the operation of two corresponding water chilling units at most;
the specific operation comprises the following steps:
step 1: the power supply is communicated, and the power supply lamp is lighted;
step 2: setting a manual mode or an automatic mode on the PLC, entering a system setting page through a system setting button to set a password, and then pressing a confirmation and exiting;
and step 3: setting parameters on the PLC, and quitting after storing;
and 4, step 4: starting the PLC, lighting the operation lamp, recording the time operation time, the shutdown time, the cycle times and the standby time of a switch valve, wherein the standby time is countdown, namely the time required by the next cycle is away, and the system automatically operates after the PLC is initialized;
when the PLC is abnormally operated, pressing an emergency stop switch to stop the operation of the PLC;
and 5: after the PLC cleaning system is used, the cleaning times on the PLC are cleared, namely the system accumulation cleaning times.
When one of the water flow signals is detected to have no water flow, the system automatically detects the water flow signal of the cold water host, and if the cold water host has no water flow, the controller automatically switches to an idle waiting state.
And after an operation period is automatically finished, entering a waiting state until the time is accumulated to the set time, and performing the next operation.
After the water flow signal is cut off, the system automatically operates after the water flow signal is automatically switched on again.
Example 2
The power plant air conditioner rubber ball automatic on-line cleaning control system comprises a PLC, a power lamp, an operation lamp, a fault lamp and an emergency stop switch, wherein the PLC is used for automatic operation control of the VBT system condenser on-line cleaning device and can automatically control the operation of two corresponding water chilling units at most;
the PLC, the power lamp, the operation lamp, the fault lamp and the emergency stop switch are electrically connected;
the specific operation comprises the following steps:
step 1: the power supply is communicated, and the power supply lamp is lighted;
step 2: setting a manual mode or an automatic mode on the PLC, entering a system setting page through a system setting button to set a password, and then pressing a confirmation and exiting;
the moving mode operation comprises the following steps:
step 21: entering a manual mode page, manually opening the electric valve, and then manually opening the water pump;
step 22: displaying and recording the service times;
step 23: after the cleaning is finished, manually carrying out zero clearing treatment on the ball serving times, wherein the cleaning times are the accumulated cleaning times of the system;
and when the manual mode is entered for 3min and no operation is performed, the system automatically converts into the automatic mode and returns to the main page.
Example 3
The power plant air conditioner rubber ball automatic on-line cleaning control system comprises a PLC, a power lamp, an operation lamp, a fault lamp and an emergency stop switch, wherein the PLC is used for automatic operation control of the VBT system condenser on-line cleaning device and can automatically control the operation of two corresponding water chilling units at most;
the PLC, the power lamp, the operation lamp, the fault lamp and the emergency stop switch are electrically connected;
the specific operation comprises the following steps:
step 1: the power supply is communicated, and the power supply lamp is lighted;
step 2: setting a manual mode or an automatic mode on the PLC;
and step 3: setting parameters on the PLC, and quitting after storing;
and 4, step 4: starting the PLC, lighting the operation lamp, and recording the time operation time, the shutdown time, the cycle times and the standby time of the switch valve;
the motor fault protection is realized, when the motor of the water pump has a fault, the machine automatically stops running, and meanwhile, a fault indicator lamp is turned on; after the fault is relieved, the fault lamp is turned off and restarted.
When the motor is recovered to be normal and the fault signal is removed, the fault lamp is turned off, a start key is pressed, and the PLC restarts operation from the first step after initialization;
and 5: and after the PLC is used, carrying out zero clearing treatment on the cleaning times on the PLC.
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 (5)
1. The automatic online cleaning control system for the rubber balls of the air conditioners in the power plants is characterized by comprising a PLC, a power lamp, an operation lamp, a fault lamp and an emergency stop switch;
the PLC, the power lamp, the operation lamp, the fault lamp and the emergency stop switch are electrically connected;
the specific operation comprises the following steps:
step 1: the power supply is communicated, and the power supply lamp is lighted;
step 2: setting a manual mode or an automatic mode on the PLC;
and step 3: setting parameters on the PLC, and quitting after storing;
and 4, step 4: starting the PLC, lighting the operation lamp, and recording the time operation time, the shutdown time, the cycle times and the standby time of the switch valve;
and 5: and after the PLC is used, carrying out zero clearing treatment on the cleaning times on the PLC.
2. The automatic on-line cleaning control system for the rubber balls of the air conditioners in the power plants according to claim 1, characterized in that when a water pump motor fails, the machine automatically stops running, and meanwhile, a fault indicator lamp is turned on; after the fault is relieved, the fault lamp is turned off and restarted.
3. A power plant air conditioner rubber ball automatic on-line cleaning control system according to claim 1, characterized in that when the PLC is out of order, the emergency stop switch is pressed to stop the operation of the PLC.
4. A power plant air conditioner rubber ball automatic on-line cleaning control system according to claim 1, characterized in that said manual mode operation in step 2 comprises the steps of:
step 21: entering a manual mode page, manually opening the electric valve, and then manually opening the water pump;
step 22: displaying and recording the service times;
step 23: after the cleaning is finished, the number of serve times is manually reset.
5. A power plant air conditioner rubber ball automatic on-line cleaning control system according to claim 4, characterized in that when the manual mode page is entered for 3min without operation, the system automatically switches to the automatic mode and returns to the main page.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011635592.6A CN112728996A (en) | 2020-12-31 | 2020-12-31 | Automatic online cleaning control system for air conditioner rubber balls in power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011635592.6A CN112728996A (en) | 2020-12-31 | 2020-12-31 | Automatic online cleaning control system for air conditioner rubber balls in power plant |
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| Publication Number | Publication Date |
|---|---|
| CN112728996A true CN112728996A (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011635592.6A Pending CN112728996A (en) | 2020-12-31 | 2020-12-31 | Automatic online cleaning control system for air conditioner rubber balls in power plant |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201488629U (en) * | 2009-09-01 | 2010-05-26 | 倪永刚 | Shell and tube condenser front end sealing head tube tank of water cooling chiller with function of rubber ball online cleaning |
| CN102980436A (en) * | 2012-12-24 | 2013-03-20 | 倪永刚 | Novel four-function integrated head channel of shell-and-tube cooler/evaporator of two-flow water-cooled chilling unit |
| CN103294000A (en) * | 2013-05-13 | 2013-09-11 | 中国汽车技术研究中心 | Device and method for controlling headlamp cleaner |
| CN103605383A (en) * | 2013-11-20 | 2014-02-26 | 桂林福冈新材料有限公司 | Washer control apparatus and control method thereof |
| CN203586928U (en) * | 2013-12-02 | 2014-05-07 | 攀钢集团攀枝花钢钒有限公司 | Rubber ball cleaning system |
| CN104075616A (en) * | 2014-06-24 | 2014-10-01 | 约克（中国）商贸有限公司 | Online cleaning method and cleaning system for heat exchanger of cold water main engine of central air conditioner |
| CN105806147A (en) * | 2014-12-31 | 2016-07-27 | 国家电网公司 | Condenser rubber ball cleaning system for gas-fired thermal power plant and start and stop control method of condenser rubber ball cleaning system |
| CN105823371A (en) * | 2016-05-27 | 2016-08-03 | 深圳市勤达富流体机电设备有限公司 | Small-sized front end seal head channel box cleaning machine |
| CN205655736U (en) * | 2016-05-23 | 2016-10-19 | 北京洁禹通环保科技有限公司 | Intelligent rubber ball cleaning unit |
-
2020
- 2020-12-31 CN CN202011635592.6A patent/CN112728996A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201488629U (en) * | 2009-09-01 | 2010-05-26 | 倪永刚 | Shell and tube condenser front end sealing head tube tank of water cooling chiller with function of rubber ball online cleaning |
| CN102980436A (en) * | 2012-12-24 | 2013-03-20 | 倪永刚 | Novel four-function integrated head channel of shell-and-tube cooler/evaporator of two-flow water-cooled chilling unit |
| CN103294000A (en) * | 2013-05-13 | 2013-09-11 | 中国汽车技术研究中心 | Device and method for controlling headlamp cleaner |
| CN103605383A (en) * | 2013-11-20 | 2014-02-26 | 桂林福冈新材料有限公司 | Washer control apparatus and control method thereof |
| CN203586928U (en) * | 2013-12-02 | 2014-05-07 | 攀钢集团攀枝花钢钒有限公司 | Rubber ball cleaning system |
| CN104075616A (en) * | 2014-06-24 | 2014-10-01 | 约克（中国）商贸有限公司 | Online cleaning method and cleaning system for heat exchanger of cold water main engine of central air conditioner |
| CN105806147A (en) * | 2014-12-31 | 2016-07-27 | 国家电网公司 | Condenser rubber ball cleaning system for gas-fired thermal power plant and start and stop control method of condenser rubber ball cleaning system |
| CN205655736U (en) * | 2016-05-23 | 2016-10-19 | 北京洁禹通环保科技有限公司 | Intelligent rubber ball cleaning unit |
| CN105823371A (en) * | 2016-05-27 | 2016-08-03 | 深圳市勤达富流体机电设备有限公司 | Small-sized front end seal head channel box cleaning machine |
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Application publication date: 20210430 |
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