CN109140220A - A kind of energy-saving control system and control method for heavy wool mouth lubrication - Google Patents
A kind of energy-saving control system and control method for heavy wool mouth lubrication Download PDFInfo
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- CN109140220A CN109140220A CN201811042422.XA CN201811042422A CN109140220A CN 109140220 A CN109140220 A CN 109140220A CN 201811042422 A CN201811042422 A CN 201811042422A CN 109140220 A CN109140220 A CN 109140220A
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- energy
- plc controller
- pressure
- oil
- dcs
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N23/00—Special adaptations of check valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N29/00—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems
- F16N29/02—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems for influencing the supply of lubricant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N2230/00—Signal processing
- F16N2230/02—Microprocessor; Microcomputer
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The invention discloses a kind of energy-saving control systems for heavy wool mouth lubrication, including PLC controller, the pressure sensor of each oil-feed port and electrical ball valve, the lubricating system comprising variable-frequency motor, frequency converter, A.C. contactor, intermediate relay, PLC controller is provided with energy-saving control module, and energy-saving control module includes pressure sensing cell, controls feedback signal unit, frequency converter control unit in DCS；Pressure sensing cell is used to control the pressure value analog signal of pressure sensor detection lubricating system oil-feed port, and pressure value analog signal is passed to PLC controller, pressure value；Feedback signal unit is controlled in DCS passes to PLC controller for the signal monitored is controlled in entire process flow in DCS；Frequency converter control unit changes frequency, the output of lubricating system is made to match actual demand for issuing analog signals.Lubricating oil fuel delivery is adjusted the degree to matching whole system demand by frequency conversion by the present invention, to realize the saving and accurate lubrication of the energy.
Description
Technical field
The energy-saving control system and controlling party lubricated the invention belongs to Lubrication Control System field more particularly to heavy wool mouth
Method.
Background technique
When the lubrication system works of current more oil-feed ports, since equipment most in entire process flow are not all the period of time fortune
Row, equipment component stop after operation a period of time, and are not at present identified and to have been stopped using more oil-feed port lubricating systems
Equipment, while single or certain several oil-feed port can not be closed, cause the energy of no real value to consume and without effect
Lubrication.Using can improve after this energy-saving control system presently, there are problem above.
Summary of the invention
To solve the above problems, the present invention provides a kind of energy-saving control systems and method for heavy wool mouth lubrication.Institute
Stating energy-saving control system includes PLC controller, the pressure sensor of each oil-feed port and electrical ball valve, the profit comprising variable-frequency motor
Sliding system, frequency converter, A.C. contactor, intermediate relay, PLC controller are provided with energy-saving control module, the Energy Saving Control
Module includes pressure sensing cell, controls feedback signal unit, frequency converter control unit in DCS.
The purpose of the present invention is achieved through the following technical solutions: a kind of Energy Saving Control system for heavy wool mouth lubrication
System, including PLC controller, the pressure sensor of each oil-feed port and electrical ball valve, the lubricating system comprising variable-frequency motor, frequency conversion
Device, A.C. contactor, intermediate relay, PLC controller are provided with energy-saving control module, and energy-saving control module includes pressure detecting
Feedback signal unit, frequency converter control unit are controlled in unit, DCS；
Pressure sensing cell is used to control the pressure value analog signal of pressure sensor detection lubricating system oil-feed port, and will
Pressure value analog signal passes to PLC controller, pressure value；
Feedback signal unit is controlled in DCS passes to PLC control for the signal monitored is controlled in entire process flow in DCS
Device；
Frequency converter control unit changes frequency, the output of lubricating system is made to match practical need for issuing analog signals
It asks；
Intermediate relay, A.C. contactor realize the control of each electrical ball valve and frequency converter by the on-off of itself.
It is preferred that controlling feedback in real-time pressure detecting and DCS, the adjusting of lubricating oil fuel delivery is arrived by frequency conversion
The degree of whole system demand is matched, to realize the saving and accurate lubrication of the energy.
It is preferred that the breaker is for carrying out over current protection the system also includes breaker.
A kind of control method of the energy-saving control system for heavy wool mouth lubrication, includes the following steps:
Step 1: equipment downtime signal in the entire process flow monitored is passed to PLC controller by control in DCS；
Step 2: lubricating system oil-feed port pressure sensor passes pressure value back PLC controller, compares number pressure at this time
Whether value and pressure value when equipment stopping (static state) are consistent, and numerical value unanimously then carries out step 3, otherwise repeatedly step 2；
Step 3: closing the electrical ball valve of corresponding lubricating system oil-feed port, carry out step 4 after closing, otherwise returns to step
Rapid two；
Step 4: PLC controller judges whether there is the situation that pressure data is identical in pressure data library, such as exists,
Step 5 is then carried out, otherwise return step three；
Step 5: matching system demand for lubricating oil adjusts frequency converter output frequency, reduces energy loss, precisely lubricates.
The beneficial effects of the present invention are:
The present invention improves the shortcomings that similar lubricating systems such as existing more oil-feed port lubricating systems, designs one kind and is directed to
The energy-saving control system of heavy wool mouth lubrication.By installing pressure sensor additional in more oil-feed port lubricating system oil-feed ports used at present
And electrical ball valve, cooperate control feedback ratio in DCS that the adjusting of lubricating oil fuel delivery to be arrived to real-time oil-feed port pressure data by frequency conversion
The degree of whole system demand is matched, to realize the saving and accurate lubrication of the energy.
Detailed description of the invention
Fig. 1 is a kind of energy-saving control system flow scheme figure for heavy wool mouth lubrication；
Fig. 2 is heavy wool mouth lubricating system schematic diagram.
Specific embodiment
Technical solution of the present invention is described in further detail with reference to the accompanying drawing, but protection scope of the present invention is not limited to
It is as described below.
As depicted in figs. 1 and 2, a kind of energy-saving control system for heavy wool mouth lubrication, including PLC controller, each fuel feeding
The pressure sensor and electrical ball valve of mouth, the lubricating system comprising variable-frequency motor, frequency converter, A.C. contactor, intermediate relay
Device, PLC controller are provided with energy-saving control module, and energy-saving control module includes pressure sensing cell, controls feedback signal list in DCS
Member, frequency converter control unit；
Pressure sensing cell is used to control the pressure value analog signal of pressure sensor detection lubricating system oil-feed port, and will
Pressure value analog signal passes to PLC controller, pressure value；
Feedback signal unit is controlled in DCS passes to PLC control for the signal monitored is controlled in entire process flow in DCS
Device；
Frequency converter control unit changes frequency, the output of lubricating system is made to match practical need for issuing analog signals
It asks；
Intermediate relay, A.C. contactor realize the control of each electrical ball valve and frequency converter by the on-off of itself.
In a preferred embodiment, feedback is controlled in real-time pressure detecting and DCS, by frequency conversion by lubricating oil fuel delivery
The degree of matching whole system demand is adjusted, to realize the saving and accurate lubrication of the energy.
In a preferred embodiment, the system also includes breakers, and the breaker is for carrying out power overload situation guarantor
Shield.
(dotted line is control loop in figure, and solid line is oil supply loop) as shown in Figure 1, a kind of energy conservation for heavy wool mouth lubrication
The control method of control system, includes the following steps:
Step 1: equipment downtime signal in the entire process flow monitored is passed to PLC controller by control in DCS；
Step 2: lubricating system oil-feed port pressure sensor passes pressure value back PLC controller, compares number pressure at this time
Whether value and pressure value when equipment stopping (static state) are consistent, and numerical value unanimously then carries out step 3, otherwise repeatedly step 2；
Step 3: closing the electrical ball valve of corresponding lubricating system oil-feed port, carry out step 4 after closing, otherwise returns to step
Rapid two；
Step 4: PLC controller judges whether there is the situation that pressure data is identical in pressure data library, such as exists,
Step 5 is then carried out, otherwise return step three；
Step 5: matching system demand for lubricating oil adjusts frequency converter output frequency, reduces energy loss, precisely lubricates.
The invention proposes a kind of energy-saving control systems for heavy wool mouth lubrication.The energy-saving control system includes PLC
Controller, the pressure sensor of each oil-feed port and electrical ball valve, the lubricating system comprising variable-frequency motor, frequency converter, exchange connect
Tentaculum, intermediate relay, PLC controller are provided with energy-saving control module, the energy-saving control module include pressure sensing cell,
Feedback signal unit, frequency converter control unit are controlled in DCS.The present invention is to similar profits such as the lubricating systems of existing multiple fuel feeding hydraulic fluid ports
The shortcomings that sliding system, is improved, and electrical ball valve is arranged by the oil-feed port in existing multiple oil-feed port lubricating systems and realizes oil circuit
On-off and pressure sensor feedback pressure numerical value.Some or certain several oil circuits in multiple hydraulic fluid port oil feeding lines are fed back in control in the middle
When without fuel feeding, while this or these oil circuit pressure sensor feedback pressure value approaches static charge oil pressure, then controls
System closes the electrical ball valve of these oil circuit oil-feed ports, while reducing frequency converter output frequency, reaches remaining lubrication flow matching
Value realizes the energy-saving and emission-reduction of system to reduce entire lubricating system fuel supply flow rate, avoids the waste of the energy, improves profit
Sliding accuracy and service efficiency.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, it is noted that all
Made any modifications, equivalent replacements, and improvements etc. within the spirit and principles in the present invention should be included in guarantor of the invention
Within the scope of shield.
Claims (4)
1. a kind of energy-saving control system for heavy wool mouth lubrication, it is characterised in that: the pressure including PLC controller, each oil-feed port
Force snesor and electrical ball valve, the lubricating system comprising variable-frequency motor, frequency converter, A.C. contactor, intermediate relay, PLC
Controller is provided with energy-saving control module, and energy-saving control module includes pressure sensing cell, controls feedback signal unit in DCS, becomes
Frequency device control unit；
Pressure sensing cell is used to control the pressure value analog signal of pressure sensor detection lubricating system oil-feed port, and by pressure
Value analog signal passes to PLC controller, pressure value；
Feedback signal unit is controlled in DCS passes to PLC controller for the signal monitored is controlled in entire process flow in DCS；
Frequency converter control unit changes frequency, the output of lubricating system is made to match actual demand for issuing analog signals；
Intermediate relay, A.C. contactor realize the control of each electrical ball valve and frequency converter by the on-off of itself.
2. a kind of energy-saving control system for heavy wool mouth lubrication according to claim 1, it is characterised in that: pressure in real time
Feedback is controlled in power detection and DCS, lubricating oil fuel delivery is adjusted by the degree to matching whole system demand by frequency conversion, thus real
The saving of the existing energy and accurate lubrication.
3. a kind of energy-saving control system for heavy wool mouth lubrication according to claim 1, it is characterised in that: the system
It further include breaker, the breaker is for carrying out over current protection.
4. a kind of control method of the energy-saving control system for heavy wool mouth lubrication described in one of -3 according to claim 1,
It is characterized in that, includes the following steps:
Step 1: equipment downtime signal in the entire process flow monitored is passed to PLC controller by control in DCS；
Step 2: lubricating system oil-feed port pressure sensor passes pressure value back PLC controller, compare at this time pressure value with
Whether pressure value is consistent when equipment stops, and numerical value unanimously then carries out step 3, otherwise repeatedly step 2；
Step 3: the electrical ball valve of corresponding lubricating system oil-feed port is closed, carries out step 4 after closing, otherwise return step
Two；
Step 4: PLC controller judges whether there is the identical situation of in pressure data library pressure data, such as exists, then into
Row step 5, otherwise return step three；
Step 5: matching system demand for lubricating oil adjusts frequency converter output frequency, reduces energy loss, precisely lubricates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811042422.XA CN109140220A (en) | 2018-09-07 | 2018-09-07 | A kind of energy-saving control system and control method for heavy wool mouth lubrication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811042422.XA CN109140220A (en) | 2018-09-07 | 2018-09-07 | A kind of energy-saving control system and control method for heavy wool mouth lubrication |
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| CN109140220A true CN109140220A (en) | 2019-01-04 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811042422.XA Pending CN109140220A (en) | 2018-09-07 | 2018-09-07 | A kind of energy-saving control system and control method for heavy wool mouth lubrication |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110805820A (en) * | 2019-11-13 | 2020-02-18 | 中车资阳机车有限公司 | Centralized automatic filling system for lubricating locomotive motor bearing |
| CN113586929A (en) * | 2021-09-07 | 2021-11-02 | 三角轮胎股份有限公司 | Method for automatically carrying out secondary lubrication in tire dynamic balance detection |
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| CN103498913A (en) * | 2013-10-23 | 2014-01-08 | 大连华锐重工集团股份有限公司 | Wind power gear box lubricating system suitable for extreme condition |
| CN203585779U (en) * | 2013-11-25 | 2014-05-07 | 铜陵精达里亚特种漆包线有限公司 | Automatic oil supply controller for lubricating liquid on surfaces of enamelled wires |
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| CN2914489Y (en) * | 2006-04-06 | 2007-06-20 | 武汉长兴电器发展有限公司 | Frequency-changing power-saving control cabinet of oil extractor |
| CN201003679Y (en) * | 2006-12-28 | 2008-01-09 | 冯进才 | Distributed type automatic lubricating device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110805820A (en) * | 2019-11-13 | 2020-02-18 | 中车资阳机车有限公司 | Centralized automatic filling system for lubricating locomotive motor bearing |
| CN113586929A (en) * | 2021-09-07 | 2021-11-02 | 三角轮胎股份有限公司 | Method for automatically carrying out secondary lubrication in tire dynamic balance detection |
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Application publication date: 20190104 |