CN105487480B - Control transformer dormancy control method and structure - Google Patents
Control transformer dormancy control method and structure Download PDFInfo
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- CN105487480B CN105487480B CN201610067464.3A CN201610067464A CN105487480B CN 105487480 B CN105487480 B CN 105487480B CN 201610067464 A CN201610067464 A CN 201610067464A CN 105487480 B CN105487480 B CN 105487480B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
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- Automation & Control Theory (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
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Abstract
This application discloses a kind of control transformer dormancy control method and structures, and electric current, idle running power-off time t are compared in setting in PLC Logic control module；Multiple current sensors detect the actual current in actual current and illumination winding in control Circuit Fault on Secondary Transformer control winding respectively, and actual current is sent to PLC Logic control module, PLC Logic control module Statisti-cal control winding is in actual current and illuminates the time T that winding is in actual current；Compare size, PLC Logic control module chooses whether to send a signal to relay module according to comparison result.Control transformer dormancy control method provided by the invention and structure can be under conditions of control transformer meet corresponding load, guarantee powered stable, the power supply of control transformer primary side is disconnected when idle running, to the more thorough electric energy loss for reducing the control no-load transformer operation phase, achieve the purpose that significantly more efficient energy-saving effect and environmental protection.
Description
Technical field
The present disclosure relates generally to control transformer energy saving control field more particularly to a kind of control transformer suspend mode controlling party
Method and structure.
Background technique
At present control transformer mechanically and electrically ladder in be widely used so that control transformer quantity have compared with
Big increase.Simultaneously because control transformer is according to the design of long-time nominal load, but the exhausted big portion in practical work environment
Idle running state is between timesharing, so as to cause a large amount of electric energy loss.Therefore control transformer is meeting corresponding load, guarantor
Energy-saving problem is paid close attention under conditions of card powered stable emphatically.
Current control transformer energy saving main method has：1, optimize manufacture material, reduce idle running loss；2, optimize
The structure for controlling transformer, improves its efficiency；3, the methods of technological coefficient is improved；But all not thoroughly to control transformer
Empty load energy-saving.
Summary of the invention
In view of drawbacks described above in the prior art or deficiency, it is intended to provide a kind of control transformer dormancy control method and knot
Structure.
First aspect provides a kind of control transformer dormancy control method, including step：
S101：Electric current I is compared in setting in PLC Logic control module0, idle running power-off time t；
S102：Multiple current sensors detect the actual current I in control Circuit Fault on Secondary Transformer control winding respectively1And photograph
Actual current I in bright winding2, and by actual current I1、I2It is sent to the PLC Logic control module, the PLC logic control
Molding block counts the control winding and is in actual current I1Actual current I is in illumination winding2Time T；
S103：Compare I0And I1、I2, the size of T and t, the PLC Logic control module chooses whether according to comparison result
Send a signal to relay module.
Second aspect provides a kind of control transformer suspend mode control structure, including：
Relay module, the relay module are mounted on control transformer primary side, control the control transformer and
AC power source is connected and disconnected from；
The control Circuit Fault on Secondary Transformer includes control winding and illumination winding, the control winding and the illumination winding
On be separately installed with current sensor, the current sensor is for detecting in the control Circuit Fault on Secondary Transformer control winding
Actual current I1With the actual current I in illumination winding2,
The current sensor is connected with PLC Logic control module, and the PLC Logic control module is described for receiving
The actual current signal of current sensor, and the electric current I compared with being arranged in the PLC Logic control module0It compares；
The relay module is connected with the PLC Logic control module, described in the PLC Logic control module control
The switch of relay module.
Control transformer dormancy control method provided by the invention and structure can control transformer meet corresponding load,
Under conditions of guaranteeing powered stable, the power supply of control transformer primary side is disconnected when idle running, thus more thorough reduction
The electric energy loss for controlling the no-load transformer operation phase, achievees the purpose that significantly more efficient energy-saving effect and environmental protection.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon：
Fig. 1 is the optional flow chart that transformer dormancy control method is controlled in the present invention；
Fig. 2 is the optional flow chart that transformer dormancy control method is controlled in the present invention；
Fig. 3 is the schematic diagram that transformer suspend mode control structure is controlled in the present invention.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that in order to
Convenient for description, part relevant to invention is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Embodiment one：
Fig. 1 and Fig. 2 are please referred to, the present invention provides a kind of control transformer dormancy control method, including step：
S101：Electric current I is compared in setting in PLC Logic control module0, idle running power-off time t；
S102：Multiple current sensors detect the actual current I in control Circuit Fault on Secondary Transformer control winding respectively1And photograph
Actual current I in bright winding2, and by actual current I1、I2It is sent to the PLC Logic control module, the PLC logic control
Molding block counts the control winding and is in actual current I1Actual current I is in illumination winding2Time T；
S103：Compare I0And I1、I2, the size of T and t, the PLC Logic control module chooses whether according to comparison result
Send a signal to relay module.
Control transformer dormancy control method in the present invention can meet corresponding load in control transformer, guarantee power supply
Under conditions of stabilization, the power supply of control transformer primary side is disconnected when idle running, thus more thorough reductions control transformation
The electric energy loss in device idle running stage, achievees the purpose that significantly more efficient energy-saving effect and environmental protection.
Optionally, the step S103 is specially：
S201：Work as I1<I0, I2<I0, T>When t, the PLC Logic control module sends a command to relay module, described
Relay module disconnects, and the control transformer primary side is disconnected with AC power source；
S202：Otherwise, step S102 is repeated.
When control transformer is in idle running state, the electric current of secondary port is all nearly close to zero, therefore,
Method in the present invention controls the actual current of Circuit Fault on Secondary Transformer by detection, and the actual current that will test is patrolled with PLC
The comparison electric current set in control module is collected to make comparisons, if the actual current of secondary side is both less than the comparison electric current set,
The relatively electric current is the current value of secondary side when controlling no-load transformer, and the time in the actual current is also longer,
I.e. the time in the actual current is greater than the idle running power-off time set, then controls the state that transformer is in unloaded；
At this point, continuing to run the waste it will cause resource, method of the invention sends letter by PLC Logic control module
Number give relay module so that relay module disconnect control transformer and AC power source connection, fundamentally reduce control
The electric energy loss of no-load transformer operation phase processed.
Optionally, further include after the step S201：
S301：The PLC Logic control module detects whether to receive the signal of trigger transmission；
S302：If so, the PLC Logic control module sends a command to the relay module, the relay mould
Block closure, the control transformer primary side are connected and are started to work with the AC power source；
S303：Otherwise, step S301 is repeated.
When control transformer in a dormant state when, equipment need power carry out using, it is only necessary to outside provides a touching
It signals, when PLC Logic control module receives the trigger signal, sends instructions to relay module immediately, so that control
Transformer primary side and AC power source are connected, and are started to work in order to control transformer, equipment can operate normally.
Optionally, after completing the step S302, step S102 is returned to.In order to guarantee to save the resource of control transformer,
After control transformer restarts work, need that the electric current of secondary side is detected and compared in real time, i.e., above-mentioned S102
And the step of back, guarantee to enter dormant state when controlling transformer and being in no-load condition, economize on resources.
Optionally, the PLC Logic control module is also connected with power module, and the power module is to the PLC logic
Control module provides electric energy.
Embodiment two：
As shown in figure 3, the present invention also provides a kind of control transformer suspend mode control structures, including：
Relay module 1, the relay module 1 are mounted on control transformer primary side 9, control the control transformer
Primary side 9 is connected and disconnected from AC power source 8；
The control Circuit Fault on Secondary Transformer includes control winding 2 and illumination winding 3, the control winding 2 and the illumination
Current sensor 4 is separately installed on winding 3, the current sensor 4 is for detecting the control Circuit Fault on Secondary Transformer control
Actual current I in winding 21With the actual current I in illumination winding 32,
The current sensor 4 is connected with PLC Logic control module 5, and the PLC Logic control module 5 is for receiving
The actual current signal of the current sensor 4, and the electric current I compared with being arranged in the PLC Logic control module 50It does
Compare；
The relay module 1 is connected with the PLC Logic control module 5, and the PLC Logic control module 5 controls
The switch of the relay module 1.
Optionally, the PLC Logic control module 5 further includes timer, the timer for count it is described control around
Group is in actual current I1Actual current I is in illumination winding2Time T.
When control transformer is in idle running state, the electric current of secondary port is all nearly close to zero, therefore,
Method in the present invention controls the actual current of Circuit Fault on Secondary Transformer by detection, and the actual current that will test is patrolled with PLC
The comparison electric current set in control module is collected to make comparisons, if the actual current of secondary side is both less than the comparison electric current set,
The relatively electric current is the current value of secondary side when controlling no-load transformer, and the time in the actual current is also longer,
I.e. the time in the actual current is greater than the idle running power-off time set, the control transformer suspend mode control in the present invention
Structure carries out the statistics of time by the timer having by oneself in PLC Logic control module,
When idle running power-off time of the T greater than setting, then the state that transformer is in unloaded is controlled；
At this point, continuing to run the waste it will cause resource, method of the invention sends letter by PLC Logic control module
Number give relay module so that relay module disconnect control transformer and AC power source connection, fundamentally reduce control
The electric energy loss of no-load transformer operation phase processed.
Optionally, the PLC Logic control module 5 is also used to time T and is arranged in the PLC Logic control module
In idle running power-off time t make comparisons.
Optionally, the PLC Logic control module 5 is also connected with trigger 6, and the trigger 6 is for sending triggering letter
Number to the PLC Logic control module 5.
When control transformer in a dormant state when, equipment need power carry out using, it is only necessary to outside provides a touching
It signals, when PLC Logic control module receives the trigger signal, sends instructions to relay module immediately, so that control
Transformer primary side and AC power source are connected, and are started to work in order to control transformer, equipment can operate normally.
Optionally, the PLC Logic control module 5 is also connected with power module 7, and the power module 7 is used for described
PLC Logic control module 5 provides electric energy.
Control transformer suspend mode control structure in the present invention can meet corresponding load in control transformer, guarantee power supply
Under conditions of stabilization, the power supply of control transformer primary side is disconnected when idle running, thus more thorough reductions control transformation
The electric energy loss in device idle running stage, achievees the purpose that significantly more efficient energy-saving effect and environmental protection.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (4)
1. a kind of control transformer dormancy control method, which is characterized in that including step：
S101：Electric current I is compared in setting in PLC Logic control module0, idle running power-off time t；
S102：Multiple current sensors detect the actual current I in control Circuit Fault on Secondary Transformer control winding respectively1With illumination around
Actual current I in group2, and by actual current I1、I2It is sent to the PLC Logic control module, the PLC logic control mould
Block counts the control winding and is in actual current I1Actual current I is in illumination winding2Time T；
S103：Compare I0And I1、I2, the size of T and t, the PLC Logic control module chooses whether to send according to comparison result
Signal is to relay module：Body is：
S201：Work as I1<I0, I2<I0, T>When t, the PLC Logic control module sends a command to relay module, the relay
Module disconnects, and the control transformer primary side is disconnected with AC power source；
S202：Otherwise, step S102 is repeated；
Further include：S301：The PLC Logic control module detects whether to receive the signal of trigger transmission；
S302：If so, the PLC Logic control module sends a command to the relay module, the relay module is closed
It closes, the control transformer primary side is connected and started to work with the AC power source；
S303：Otherwise, step S301 is repeated；
After completing the step S302, step S102 is returned to.
2. control transformer dormancy control method according to claim 1, which is characterized in that the PLC logic control mould
Block is also connected with power module, and the power module provides electric energy to the PLC Logic control module.
3. a kind of control transformer suspend mode control structure, which is characterized in that including：
Relay module, the relay module are mounted on control transformer primary side, control the control transformer primary side
With being connected and disconnected from for AC power source；
The control Circuit Fault on Secondary Transformer includes control winding and illumination winding, is divided in the control winding and the illumination winding
Current sensor is not installed, the current sensor is used to detect the reality in the control Circuit Fault on Secondary Transformer control winding
Electric current I1With the actual current I in illumination winding2,
The current sensor is connected with PLC Logic control module, and the PLC Logic control module is for receiving the electric current
The actual current signal of sensor, and the electric current I compared with being arranged in the PLC Logic control module0It compares；
The relay module is connected with the PLC Logic control module, and the PLC Logic control module controls the relay
The switch of device module；
The PLC Logic control module further includes timer, and the timer is in practical electricity for counting the control winding
Flow I1Actual current I is in illumination winding2Time T, the PLC Logic control module, be also used to by time T and setting exist
Idle running power-off time t in the PLC Logic control module makes comparisons,
The PLC Logic control module is also connected with trigger, and the trigger is for sending trigger signal to the PLC logic
Control module.
4. control transformer suspend mode control structure according to claim 3, which is characterized in that
The PLC Logic control module is also connected with power module, and the power module is used for the PLC Logic control module
Electric energy is provided.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610067464.3A CN105487480B (en) | 2016-01-29 | 2016-01-29 | Control transformer dormancy control method and structure |
| PCT/CN2016/102527 WO2017128773A1 (en) | 2016-01-29 | 2016-10-19 | Hibernation control method and structure for control transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610067464.3A CN105487480B (en) | 2016-01-29 | 2016-01-29 | Control transformer dormancy control method and structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105487480A CN105487480A (en) | 2016-04-13 |
| CN105487480B true CN105487480B (en) | 2018-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610067464.3A Active CN105487480B (en) | 2016-01-29 | 2016-01-29 | Control transformer dormancy control method and structure |
Country Status (2)
| Country | Link |
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| CN (1) | CN105487480B (en) |
| WO (1) | WO2017128773A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105487480B (en) * | 2016-01-29 | 2018-11-20 | 南通米兰特电气有限公司 | Control transformer dormancy control method and structure |
| CN106953565A (en) * | 2017-02-27 | 2017-07-14 | 扬州大学 | Control the adjusting method of transformer capacity |
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|---|---|---|---|---|
| US4600948A (en) * | 1981-09-17 | 1986-07-15 | Siemens Aktiengesellschaft | Method to switch-off the standby operation of a television receiver |
| CN2175481Y (en) * | 1993-11-13 | 1994-08-24 | 孙文耀 | Transformer with loss-free function |
| EP1001519A1 (en) * | 1998-11-11 | 2000-05-17 | THOMSON multimedia S.A. | Protection circuit for a switched-mode power supply |
| CN1881124A (en) * | 2005-05-18 | 2006-12-20 | 李有华 | Electric power controlling and economizing apparatus and electric power controlling method |
| CN103872757A (en) * | 2014-03-19 | 2014-06-18 | 罗雁卿 | Transformer energy-saving operation device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11262165A (en) * | 1998-03-12 | 1999-09-24 | Toshiba Corp | Protective relay |
| KR100571540B1 (en) * | 2003-12-24 | 2006-04-14 | 주식회사 우림데이시스 | Distribution automation communication terminal with PC modem |
| CN201781416U (en) * | 2009-09-08 | 2011-03-30 | 博大科技股份有限公司 | Power converter capable of reducing standby loss |
| CN102222937B (en) * | 2011-06-22 | 2013-11-27 | 常熟开关制造有限公司(原常熟开关厂） | Photovoltaic grid-connected inverter and grid-connected control method thereof |
| CN102843039B (en) * | 2012-09-18 | 2014-11-26 | 英飞特电子（杭州）股份有限公司 | Control circuit and constant current source circuit with same |
| CN205375151U (en) * | 2016-01-29 | 2016-07-06 | 南通米兰特电气有限公司 | Control transformer dormancy control structure |
| CN105487480B (en) * | 2016-01-29 | 2018-11-20 | 南通米兰特电气有限公司 | Control transformer dormancy control method and structure |
-
2016
- 2016-01-29 CN CN201610067464.3A patent/CN105487480B/en active Active
- 2016-10-19 WO PCT/CN2016/102527 patent/WO2017128773A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4600948A (en) * | 1981-09-17 | 1986-07-15 | Siemens Aktiengesellschaft | Method to switch-off the standby operation of a television receiver |
| CN2175481Y (en) * | 1993-11-13 | 1994-08-24 | 孙文耀 | Transformer with loss-free function |
| EP1001519A1 (en) * | 1998-11-11 | 2000-05-17 | THOMSON multimedia S.A. | Protection circuit for a switched-mode power supply |
| CN1881124A (en) * | 2005-05-18 | 2006-12-20 | 李有华 | Electric power controlling and economizing apparatus and electric power controlling method |
| CN103872757A (en) * | 2014-03-19 | 2014-06-18 | 罗雁卿 | Transformer energy-saving operation device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017128773A1 (en) | 2017-08-03 |
| CN105487480A (en) | 2016-04-13 |
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