CN206178103U - Energy storage system contactor adhesion detection device - Google Patents
Energy storage system contactor adhesion detection device Download PDFInfo
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- CN206178103U CN206178103U CN201621252604.6U CN201621252604U CN206178103U CN 206178103 U CN206178103 U CN 206178103U CN 201621252604 U CN201621252604 U CN 201621252604U CN 206178103 U CN206178103 U CN 206178103U
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Abstract
The utility model discloses an energy storage system contactor adhesion detection device includes: contactor, detection executable module, detection output module and detection control center, the contactor is connected with the test input end that detects the executable module, the signal output part that detects the executable module with it connects to detect output module's test input end, it is connected with the control output that detects output module to detect the control input end of executable module, the detection output that detects output module with detect control center's test input end and connect, detect output module's control input end and be connected with the control output that detects control center. The utility model discloses be equipped with and detect the executable module and detect output module, detect the on -state that the executable module can detect the contactor to send the testing result for battery management system through detecting output module, thereby can directly judge the on -state of the contact point of contactor, judge that the contactor adhesion is simply clear and definite, promoted the reliability that detects.
Description
Technical field
This utility model is related to the catalyst detection field of energy-storage system, and more particularly to a kind of energy-storage system catalyst glues
Connect detection means.
Background technology
In energy-storage system, when set of cells carries out occurring in discharge and recharge protection or exception, catalyst is needed to cut off discharge and recharge
Loop, to protect when set of cells and energy-storage system, protection or abnormal releasing, needs catalyst to close charging and discharging circuit.Connect
Tentaculum belongs to mechanical devices, and in the case where charging and discharging currents are larger, cut-out or closure catalyst are susceptible to catalyst and touch
Point sintering adhesion problem, catalyst adhesion failure will result directly in energy-storage system cannot normal cutoff charging and discharging circuit, finally
Energy-storage system set of cells is caused to be damaged.So the adhesion detection of catalyst is particularly important in energy-storage system.
However, at present there is shortcoming in the catalyst adhesion detection technique of energy-storage system, for example：
Catalyst whether adhesion is judged by detecting the state of catalyst auxiliary contact.Part contact utensil has tactile with main
There are the auxiliary contact of direct machinery association in point synchronization action, at the beginning of catalyst use, detection auxiliary contact judge main contacts
Whether adhesion is largely effective, but with catalyst continue use, abrasion, the consume in contact face of mechanical devices etc. because
Element, machinery association degree between auxiliary contact and main contacts declines, by detecting that auxiliary contact judge main contacts whether adhesion
Reliability also declines therewith.
By detecting that the electric potential difference at catalyst loop of power circuit two ends judges catalyst whether adhesion.Energy-storage system catalyst master
The termination set of cells of contact one is total just or always to bear section, and other end connects total just or always negative terminal of load/charger, works as catalyst
During closure, the electric potential difference at catalyst main contacts two ends is equal to zero, when catalyst disconnects, the presence one at catalyst main contacts two ends
Fixed electric potential difference, then then can determine whether catalyst whether adhesion by this electric potential difference.This kind of method there is a problem of certain, and detection connects
Tentaculum power line two ends electric potential difference, needs the reference ground and two-way voltage detecting circuit for increasing detection electric potential difference, and reference ground
It is high pressure between catalyst power line, the detection of electric potential difference is related to high-voltage test circuit, increased catalyst adhesion inspection
The complexity and hardware cost of survey.
Utility model content
The purpose of this utility model is to overcome weak point of the prior art, there is provided a kind of energy-storage system catalyst adhesion
Detection means.
The purpose of this utility model is achieved through the following technical solutions：
A kind of energy-storage system catalyst adhesion detection means, including：Catalyst, detection performing module, detection output module
And detection control centre；
The catalyst is connected with the detection input of the detection performing module, and the signal of the detection performing module is defeated
Go out end with it is described detection output module detection input be connected, it is described detect performing module control signal and the detection
The control output end connection of output module；The detection output of the detection output module and the detection for detecting control centre
Input connects, and the control signal of the detection output module is connected with the control output end of the detection control centre；
When the detection performing module detects the catalyst to be disconnected, output contactor cut-off signal gives the detection
Output module, the detection output of the detection output module exports low level to the detection control centre；When the detection
When performing module detects the catalyst closure, output contactor closure signal gives the detection output module, the detection
The detection output of output module exports high level to the detection control centre.
Used as further preferred scheme, the detection performing module includes DCDC isolated locations and isolates with the DCDC
The photoelectric coupling unit for promoting inhibition of unit series connection；
The control signal of the DCDC isolated locations is connected with the control output end of the detection output module, the light
The signal output part of electric coupling unit is connected with the detection input of the detection output module.
As further preferred scheme, cathode output end and the photoelectric coupling unit for promoting inhibition of the DCDC isolated locations
The anode connection of light emitting diode, the second port of the negative electrode of the light emitting diode of the photoelectric coupling unit for promoting inhibition and the catalyst
Connection, the first port of the catalyst is connected with the negative pole output of the DCDC isolated locations.
Used as further preferred scheme, the detection output module includes enabling control unit, and the enable control is single
The input that enables of unit is connected with the control output end of the detection control centre, the enable outfan for enabling control unit
It is connected with the enable input of the DCDC isolated locations.
Used as further preferred scheme, the detection output module also includes State- output unit, the State- output
The detection input of unit is connected with the signal output part of the photoelectric coupling unit for promoting inhibition, the outfan of the State- output unit with
The detection input for surveying control centre.
Used as further preferred scheme, the enable control unit includes the first metal-oxide-semiconductor, the second metal-oxide-semiconductor, the second power supply
Power supply, the second filter capacitor, the 6th resistance, the 7th resistance and the 8th resistance；
The G poles of second metal-oxide-semiconductor are connected with the output control terminal of the survey control centre, the resistance of D poles the 7th and institute
The G poles connection of the first metal-oxide-semiconductor is stated, S poles are connected respectively with the negative input of the DCDC isolated locations and ground, D poles and its S pole
Between bridge the 8th resistance；The D poles of first metal-oxide-semiconductor are connected with the electrode input end of the DCDC isolated locations；Described
The S poles of one metal-oxide-semiconductor are connected respectively with one end of second power supply and second electric capacity, second electric capacity it is another
End ground connection, bridges the 6th resistance between the S poles of first metal-oxide-semiconductor and its G pole.
Used as further preferred scheme, the State- output unit includes the 5th resistance, the 3rd filter capacitor and first
Power supply；
5th resistance described in the colelctor electrode Jing of the phototriode of the photoelectric coupling unit for promoting inhibition and first power supply
Connection, the colelctor electrode of the phototriode of photoelectric coupling unit for promoting inhibition test side also respectively with the detection control centre and institute
One end connection of the 3rd filter capacitor is stated, the other end of the 3rd filter capacitor is photosensitive with the photoelectric coupling unit for promoting inhibition respectively
The emitter stage of audion and ground connection.
Used as further preferred scheme, the detection performing module also includes high-voltage pulse absorptive unit, the high pressure
The first input end of pulse absorptive unit is connected with the first port of the catalyst, the second input and the of the catalyst
Two-port netwerk connects；First outfan of the high-voltage pulse absorptive unit connects with the cathode output end of the DCDC isolated locations
Connect, the second outfan is connected with the negative electrode of the light emitting diode of the photoelectric coupling unit for promoting inhibition.
Used as further preferred scheme, the high-voltage pulse absorptive unit includes first resistor, second resistance, the 3rd electric
Resistance, the 4th resistance, the first filter capacitor and two-way TVS pipe；
The negative electrode of the light emitting diode is sequentially connected in series after the second resistance and the 4th resistance and the catalyst
Second port connection, the first port of the catalyst be sequentially connected in series after the 3rd resistor and the first resistor with it is described
The cathode output end connection of DCDC isolated locations；One end of first filter capacitor is defeated with the negative pole of the DCDC isolated locations
Go out end connection, the other end is connected with the negative electrode of the light emitting diode；It is electric with the 3rd that the two-way TVS pipe is connected across first resistor
Between the connecting node and second resistance of resistance and the connecting node of the 4th resistance.
Used as further preferred scheme, the first port of the catalyst is also connected with the first power line, the contact
The second port of device is also connected with the second power line；The control end of the catalyst is also connected with detection control centre.
This utility model compared to prior art advantage and have the beneficial effect that：
1st, this utility model discloses a kind of energy-storage system catalyst adhesion detection means, is provided with detection performing module and detection
Output module, detects that performing module can detect the conducting state of catalyst, and testing result is sent out by detection output module
Detection control centre is given, such that it is able to directly judge the conducting state of the contact point of catalyst, catalyst adhesion letter is judged
It is single clear and definite, improve the reliability of detection.
2nd, when catalyst state-detection is not needed, detect that control centre can be to the control signal of detection output module
Silence signal is accessed, detection output module control detection performing module does not work, without the state for detecting catalyst, so
Detection performing module can be made not produce power consumption, save the resource of energy-storage system.
3rd, this utility model design main devices are DCDC isolated locations and photoelectric coupling unit for promoting inhibition, and this two devices will be contacted
Device measure loop is completely isolated with external control circuit, independent into a module, it is not necessary to be connect using high-voltage detecting circuit
Tentaculum power main contacts two ends electric potential difference detection, so as to simplify detection circuit complexity, reduce further hardware into
This.
4th, this utility model is additionally provided with high-voltage pulse absorptive unit, can produce high-voltage arc discharge in disconnection moment in catalyst and show
As when, the high-voltage pulse of arrival DCDC insulating power supplies module U1 and photoelectrical coupler U2 can be made by high-voltage pulse absorptive unit
Voltage has been eliminated, so as to protect DCDC insulating power supplies module U1 and photoelectrical coupler U2 not to be damaged by impacting with high pressure well
It is bad.
Description of the drawings
Fig. 1 is a kind of theory diagram of energy-storage system catalyst adhesion detection means of this utility model；
Fig. 2 is the circuit theory diagrams of the energy-storage system catalyst adhesion detection means of Fig. 1.
Specific embodiment
For the ease of understanding this utility model, this utility model is more fully retouched below with reference to relevant drawings
State.Better embodiment of the present utility model is given in accompanying drawing.But, this utility model can come in many different forms
Realize, however it is not limited to embodiments described herein.On the contrary, the purpose for providing these embodiments is to make to this practicality newly
It is more thorough comprehensive that the disclosure of type understands.
It should be noted that when element is referred to as " being fixed on " another element, it can directly on another element
Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ",
For illustrative purposes only, it is unique embodiment to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technology used herein and scientific terminology are led with technology of the present utility model is belonged to
The implication that the technical staff in domain is generally understood that is identical.It is simply in term used in the description of the present utility model herein
The purpose of description specific embodiment, it is not intended that in limiting this utility model.Term as used herein " and/or " bag
Include the arbitrary and all of combination of one or more related Listed Items.
Embodiment one
Fig. 1 is referred to, a kind of energy-storage system catalyst adhesion detection means 10 includes：Catalyst 1, detection performing module 2,
Detection output module 3 and detection control centre 4.Detection performing module 2 is used to detecting the break-make of catalyst 1, and by detection signal
Detection output module 3 is transferred to, while also receiving the control signal for carrying out Autonomous test output module 3, detection output module 3 is received
When carrying out the detection signal of Autonomous test performing module 2, detection signal is exported and gives detection control centre 4, detection control centre 4 can
To know the on-state of catalyst 1 or closed mode.And it is defeated to detection to detect that control centre 4 can export closing detection signal
Go out module 3, then detect that output module 3 controls the work of detection performing module 2 or do not work again, such that it is able to reduce whole dress
The power consumption put.
Catalyst 1 is connected with the detection input of detection performing module 2, detects signal output part and the inspection of performing module 2
The detection input connection of output module 3 is surveyed, detects that the control signal of performing module 2 is defeated with the control of detection output module 3
Go out end connection；The detection output of detection output module 3 is connected with the detection input of detection control centre 4, detection output mould
The control signal of block 3 is connected with the control output end of detection control centre 4.
When detecting that performing module 2 detects the disconnection of catalyst 1, the cut-off signal of output contactor 1 gives detection output module
3, detect that the detection output of output module 3 exports low level and gives detection control centre 4；Connect when detection performing module 2 is detected
When tentaculum 1 is closed, the closure signal of output contactor 1 gives detection output module 3, detects the detection output output of output module 3
High level gives detection control centre 4.
When the on off operating mode of catalyst 1 need not be detected, detect that control centre 4 is defeated to the control of detection output module 3
Enter to terminate into silence signal, detection output module 3 is received after silence signal, stop being supplied to detection performing module 2
Electricity, detection performing module 2 does not work, it is impossible to detect the state of catalyst, it is possible to make detection performing module 2 not produce work(
Consumption.
It is noted that detection performing module 2 includes DCDC isolated locations 21 and the light connected with DCDC isolated locations 21
Electric coupling unit 22；The cathode output end of DCDC isolated locations 21 connects with the anode of the light emitting diode of photoelectric coupling unit for promoting inhibition 22
Connect, the negative electrode of the light emitting diode of photoelectric coupling unit for promoting inhibition 22 is connected with second port A2 of catalyst 1, the first end of catalyst 1
Mouth A1 is connected with the negative pole output of DCDC isolated locations 21.The control signal of DCDC isolated locations 21 and detection output module 3
Control output end connection, the signal output part of photoelectric coupling unit for promoting inhibition 22 is connected with the detection input for detecting output module 3.
Because DCDC isolated locations U1 inputs are isolated with output, and the input of photoelectric coupling unit for promoting inhibition U2 is isolated with output,
So catalyst state-detection loop is actually also a module being entirely isolated, can independently become detection and perform mould
Block, and detect that output module can be positioned in the detection control centre of energy-storage system as another module, can be according to reality
The situation of border catalyst, will detect that performing module and detection output module are coupled together with wire harness.
First port A1 of catalyst 1 is also connected with the first power line P1, second port A2 of catalyst 1 also with the second work(
Rate line P2 connects；The control end of catalyst 1 is also connected with detection control centre.
Detection output module 3 also includes State- output unit 32, detection input and the light thermocouple of State- output unit 32
Close the signal output part connection of unit 22, the outfan of State- output unit 32 and the detection input of detection control centre 4.
Specifically, State- output unit 32 includes the 5th resistance R5, the 3rd filter capacitor C3 and the first power supply VCC1.
The resistance R5 of colelctor electrode Jing the 5th of the phototriode of photoelectric coupling unit for promoting inhibition 22 are connected with the first power supply VCC1, photoelectric coupling
The colelctor electrode of the phototriode of unit 22 also respectively with detection control centre 4 test side and the 3rd filter capacitor C3 one end
Connection, the other end of the 3rd filter capacitor C3 is connected respectively with the emitter stage and ground of the phototriode of photoelectric coupling unit for promoting inhibition 22.
It is noted that detection output module 3 includes enabling control unit 31, the enable input of control unit 31 is enabled
It is connected with the control output end of detection control centre 4, enable control unit 31 enables outfan with DCDC isolated locations 21
Enable input connection.
Specifically, Fig. 2 is referred to, enabling control unit 31 includes the first metal-oxide-semiconductor Q1, the second metal-oxide-semiconductor Q2, the second power supply electricity
Source VCC2, the second filter capacitor C2, the 6th resistance R6, the 7th resistance R7 and the 8th resistance R8.The G poles of the second metal-oxide-semiconductor Q2 and inspection
Survey the output control terminal connection of control centre 4, the resistance R7 of D poles the 7th is connected with the G poles of the first metal-oxide-semiconductor Q1, S poles respectively with
The negative input of DCDC isolated locations 21 and ground connection, bridge the 8th resistance between D poles and its S pole；The D of the first metal-oxide-semiconductor Q1
Pole is connected with the electrode input end of DCDC isolated locations 21；The S poles of the first metal-oxide-semiconductor Q1 respectively with the second power supply VCC2 and
One end connection of two electric capacity C2, the other end ground connection of the second electric capacity C2, bridges the 6th between the S poles of the first metal-oxide-semiconductor Q1 and its G pole
Resistance R6.
Operation principle：
When catalyst disconnects, catalyst first port A1 is off-state with second port A2, then DCDC isolated locations
The positive pole output current of U1 cannot return to the negative pole output of DCDC isolated location U1, and current loop is not formed.Because of photoelectric coupling list
The light emitting diode no current of first U2 flows through, and the phototriode of photoelectric coupling unit for promoting inhibition U2 is in nonconducting state, catalyst shape
State output port is output as high level by pull-up resistor R5 then VCC1.
When catalyst is closed, catalyst first port A1 is conducting state with second port A2, then DCDC isolated locations
The positive pole output current of U1 returns to the negative pole output of DCDC isolated location U1, electricity via the internal diode of photoelectric coupling unit for promoting inhibition U2
Flow back to road to be formed.Because the internal diode of photoelectric coupling unit for promoting inhibition U2 flows through electric current, the pole of interior photoinduction three of photoelectric coupling unit for promoting inhibition U2
Pipe is in the conduction state, and catalyst State- output port is output as low level.
So, catalyst off-state or closure state can be by the high level or low of catalyst state-detection output port
Electrical level judging.
When energy-storage system need not carry out catalyst state-detection, the battery management system of energy-storage system is to catalyst shape
State detection power supply enable port output low level, the Vgs of the second metal-oxide-semiconductor Q2 is equal to 0V, and the second metal-oxide-semiconductor Q2 is not turned on, then and first
The Vgs of metal-oxide-semiconductor Q1 is equal to 0V, and the first metal-oxide-semiconductor Q1 is not turned on, and DCDC isolated location U1 non-transformers are powered, catalyst measure loop
Electric current is not produced, then catalyst state detection circuit does not produce power consumption.
When energy-storage system needs to carry out catalyst state-detection, the battery management system of energy-storage system is to catalyst state
Detection power supply enable port output high level, the Vgs of the second metal-oxide-semiconductor Q2 is more than cut-in voltage, and the second metal-oxide-semiconductor Q2 is turned on, and the 6th
Resistance R6 and the 7th resistance R7 carry out partial pressure to the second power supply VCC2, then the Vgs of the first metal-oxide-semiconductor Q1 is more than cut-in voltage,
First metal-oxide-semiconductor Q1 is turned on, and DCDC isolated location U1 have power supply to power, and catalyst measure loop produces electric current and starts working.
Embodiment two
Fig. 1 and Fig. 2 is seen also, except following technical characteristics, the technical characteristic of the present embodiment is same as Example 1.
Detection performing module 2 also includes high-voltage pulse absorptive unit 23, first input end and the catalyst 1 of high-voltage pulse absorptive unit 23
The connection of first port A1, the second input is connected with second port A2 of catalyst 1；The first of high-voltage pulse absorptive unit 23
Outfan is connected with the cathode output end of DCDC isolated locations 21, the light emitting diode of the second outfan and photoelectric coupling unit for promoting inhibition 22
Negative electrode connection.
Specifically, high-voltage pulse absorptive unit 23 includes first resistor R1, second resistance R2,3rd resistor R3, the 4th electric
Resistance R4, the first filter capacitor C1 and two-way TVS pipe D1；The negative electrode of light emitting diode is sequentially connected in series second resistance R2 and the 4th resistance
R4, the second port A2 connection of catalyst 1 after the 4th resistance R4, first port A1 of catalyst 1 is sequentially connected in series 3rd resistor R3
It is connected with the cathode output end of DCDC isolated locations 21 with after first resistor R1；One end of first filter capacitor C1 isolates with DCDC
The cathode output end connection of unit 21, the other end is connected with the negative electrode of the light emitting diode；The two-way TVS pipe is connected across
Between the connecting node of the connecting node and second resistance R2 and the 4th resistance R4 of one resistance R1 and 3rd resistor R3.
Operation principle：First resistor R1 in figure, second resistance R2,3rd resistor R3, the 4th resistance R4, two-way TVS pipe D1,
First electric capacity C1 composition high-voltage pulses absorptive unit 23.Catalyst disconnects moment generation high-voltage arc discharge phenomenon, catalyst first
Port A1 first passes through 3rd resistor R3, the 4th resistance R4 current limlitings with the high-voltage pulse of generation in second port A2, then by two-way TVS
Pipe D1 carries out pressure limiting, and again passing by first resistor R1, second resistance R2 carries out current limliting, is finally carried out further by the first electric capacity C1
Filtering, the high-voltage pulse for reaching DCDC isolated locations U1 and photoelectric coupling unit for promoting inhibition U2 has been eliminated, so as to protect well
Shield DCDC isolated locations U1 and photoelectric coupling unit for promoting inhibition U2 is not damaged by impacting with high pressure.
This utility model is a kind of energy-storage system catalyst adhesion detection means, viscous mainly for catalyst in energy-storage system
Even detect, particular for using MCU as system control unit battery management system.This utility model mainly uses isolator
Part constitutes catalyst detection module, and direct on off operating mode detection is carried out to catalyst main contacts, while catalyst detection performs mould
Arcing high pressure absorptive unit is added in block, damage of the high-voltage pulse to DCDC isolated locations and photoelectric coupling unit for promoting inhibition is prevented.Detection
Output module is connected with battery management system partitioned signal, when needing to detect catalyst main contacts state, enables on and off switch, makes inspection
Survey performing module to power, detection is finished to turn off and detects that performing module is powered, and reduces power consumption, and detection performing module and detection are exported
Physical location situation between module according to catalyst is connected by wire harness, convenient to install.
Embodiment of above only expresses several embodiments of the present utility model, and its description is more concrete and detailed, but
Therefore the restriction to this utility model the scope of the claims can not be interpreted as.It should be pointed out that for the common skill of this area
For art personnel, without departing from the concept of the premise utility, some deformations and improvement can also be made, these are belonged to
Protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be defined by claims.
Claims (10)
1. a kind of energy-storage system catalyst adhesion detection means, it is characterised in that include：Catalyst, detection performing module, detection
Output module and detection control centre；
The catalyst is connected with the detection input of the detection performing module, the signal output part of the detection performing module
It is connected with the detection input of the detection output module, the control signal of the detection performing module and the detection are exported
The control output end connection of module；The detection output of the detection output module is input into the detection of the detection control centre
End connection, the control signal of the detection output module is connected with the control output end of the detection control centre；
When the detection performing module detects the catalyst to be disconnected, output contactor cut-off signal is to the detection output
Module, the detection output of the detection output module exports low level to the detection control centre；When the detection is performed
When module detects the catalyst closure, output contactor closure signal gives the detection output module, the detection output
The detection output of module exports high level to the detection control centre.
2. energy-storage system catalyst adhesion detection means according to claim 1, it is characterised in that the detection performs mould
Block includes DCDC isolated locations and the photoelectric coupling unit for promoting inhibition connected with the DCDC isolated locations；
The control signal of the DCDC isolated locations is connected with the control output end of the detection output module, the smooth thermocouple
The signal output part for closing unit is connected with the detection input of the detection output module.
3. energy-storage system catalyst adhesion detection means according to claim 2, it is characterised in that the DCDC isolation is single
Unit cathode output end be connected with the anode of the light emitting diode of the photoelectric coupling unit for promoting inhibition, the photoelectric coupling unit for promoting inhibition light
The negative electrode of diode is connected with the second port of the catalyst, the first port of the catalyst and the DCDC isolated locations
Negative pole output connection.
4. energy-storage system catalyst adhesion detection means according to claim 3, it is characterised in that the detection exports mould
Block includes enabling control unit, the control output end for enabling input and the detection control centre of the enable control unit
Connection, the outfan that enables for enabling control unit is connected with the enable input of the DCDC isolated locations.
5. energy-storage system catalyst adhesion detection means according to claim 4, it is characterised in that the detection exports mould
Block also includes State- output unit, the detection input of the State- output unit and the signal output of the photoelectric coupling unit for promoting inhibition
End connection, the outfan of the State- output unit and the detection input for surveying control centre.
6. energy-storage system catalyst adhesion detection means according to claim 4, it is characterised in that the enable control is single
Unit includes that the first metal-oxide-semiconductor, the second metal-oxide-semiconductor, the second power supply, the second filter capacitor, the 6th resistance, the 7th resistance and the 8th are electric
Resistance；
The G poles of second metal-oxide-semiconductor are connected with the output control terminal of the survey control centre, the resistance of D poles the 7th and described the
The G poles connection of one metal-oxide-semiconductor, S poles are connected respectively with the negative input and ground of the DCDC isolated locations, between D poles and its S pole
Bridge the 8th resistance；The D poles of first metal-oxide-semiconductor are connected with the electrode input end of the DCDC isolated locations；First MOS
The S poles of pipe are connected respectively with one end of second power supply and second electric capacity, another termination of second electric capacity
Ground, bridges the 6th resistance between the S poles of first metal-oxide-semiconductor and its G pole.
7. energy-storage system catalyst adhesion detection means according to claim 5, it is characterised in that the State- output list
Unit includes the 5th resistance, the 3rd filter capacitor and the first power supply；
5th resistance described in the colelctor electrode Jing of the phototriode of the photoelectric coupling unit for promoting inhibition is connected with first power supply,
The colelctor electrode of the phototriode of the photoelectric coupling unit for promoting inhibition also respectively with the test side and described the of the detection control centre
One end connection of three filter capacitors, the other end of the 3rd filter capacitor respectively with photosensitive three pole of the photoelectric coupling unit for promoting inhibition
The emitter stage of pipe and ground connection.
8. energy-storage system catalyst adhesion detection means according to claim 3, it is characterised in that the detection performs mould
Block also includes high-voltage pulse absorptive unit, the first input end of the high-voltage pulse absorptive unit and the first end of the catalyst
Mouth connection, the second input is connected with the second port of the catalyst；First outfan of the high-voltage pulse absorptive unit
It is connected with the cathode output end of the DCDC isolated locations, the second outfan and the light emitting diode of the photoelectric coupling unit for promoting inhibition
Negative electrode connects.
9. energy-storage system catalyst adhesion detection means according to claim 8, it is characterised in that the high-tension pulse suction
Receiving unit includes first resistor, second resistance, 3rd resistor, the 4th resistance, the first filter capacitor and two-way TVS pipe；
The negative electrode of the light emitting diode is sequentially connected in series after the second resistance and the 4th resistance with the catalyst
Two-port netwerk connects, and the first port of the catalyst is sequentially connected in series after the 3rd resistor and the first resistor and the DCDC
The cathode output end connection of isolated location；The cathode output end of one end of first filter capacitor and the DCDC isolated locations
Connection, the other end is connected with the negative electrode of the light emitting diode；The two-way TVS pipe is connected across first resistor with 3rd resistor
Between the connecting node of connecting node and second resistance and the 4th resistance.
10. energy-storage system catalyst adhesion detection means according to claim 1, it is characterised in that the catalyst
First port is also connected with the first power line, and the second port of the catalyst is also connected with the second power line；The catalyst
Control end also with detection control centre be connected.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621252604.6U CN206178103U (en) | 2016-11-16 | 2016-11-16 | Energy storage system contactor adhesion detection device |
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| CN201621252604.6U CN206178103U (en) | 2016-11-16 | 2016-11-16 | Energy storage system contactor adhesion detection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109254244A (en) * | 2018-10-10 | 2019-01-22 | 中国核动力研究设计院 | A kind of diagnostic system of relay contact failure |
| CN109596940A (en) * | 2018-12-29 | 2019-04-09 | 蜂巢能源科技有限公司 | The detection device of power battery charging contacts of contactor adhesion, vehicle |
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- 2016-11-16 CN CN201621252604.6U patent/CN206178103U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109254244A (en) * | 2018-10-10 | 2019-01-22 | 中国核动力研究设计院 | A kind of diagnostic system of relay contact failure |
| CN109596940A (en) * | 2018-12-29 | 2019-04-09 | 蜂巢能源科技有限公司 | The detection device of power battery charging contacts of contactor adhesion, vehicle |
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