CN103280958A - Filtration module of battery used in transformer substation environment temperature and humidity monitoring system - Google Patents
Filtration module of battery used in transformer substation environment temperature and humidity monitoring system Download PDFInfo
- Publication number
- CN103280958A CN103280958A CN2013102373257A CN201310237325A CN103280958A CN 103280958 A CN103280958 A CN 103280958A CN 2013102373257 A CN2013102373257 A CN 2013102373257A CN 201310237325 A CN201310237325 A CN 201310237325A CN 103280958 A CN103280958 A CN 103280958A
- Authority
- CN
- China
- Prior art keywords
- resistance
- battery
- filtration module
- capacitor
- inductance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention discloses a filtration module of a battery used in a transformer substation environment temperature and humidity monitoring system. The filtration module of the battery used in the transformer substation environment temperature and humidity monitoring system comprises a battery body, a first resistor, a first capacitor, a second capacitor and a first inductor, wherein the two ends of the first resistor are connected with the positive pole of the battery body and the first inductor respectively, the other end of the first inductor is opposite to one end, connected with the first resistor, of the first inductor and is connected with a voltage output line, one end of the first capacitor and one end of the second capacitor are both connected to a circuit between the first resistor and the first inductor, and the other end of the first capacitor and the other end of the second capacitor are both grounded. When the battery body conducts power supplying, a filter circuit formed by the first capacitor and the second capacitor can filter part ripple waves, and therefore influence caused by the ripple waves on the environment temperature and humidity monitoring system can be reduced.
Description
Technical field
The present invention relates to transformer station supplementary controlled system field, specifically is the filtration module for substation humiture observation system battery.
Background technology
Along with industrial expansion, all trades and professions improve day by day to the power supply reliability of electric power system and the requirement of stability, transformer station is as the core link of electric power system, it is used for compiling power supply, lifting voltage and distributes electric energy, undertaking high-low pressure conversion and the power supply task of region, therefore, the safe operation of transformer station is most important to electric power system.In order to guarantee the reliable and stable operation of transformer station, existing transformer station generally is equipped with the ambient temperature and humidity monitoring system, and wherein, the controller of the ambient temperature and humidity monitoring system microcontroller based on ARM commonly used is realized, and microcontroller is powered by battery.There is ripple in the supply voltage exported when the microcontroller of ambient temperature and humidity monitoring system is powered of battery now, and then it is not steady to cause importing the supply power voltage of microcontroller, and this has directly influenced ambient temperature and humidity monitoring system monitoring accuracy.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of filtration module that is used for substation humiture observation system battery that can reduce the power supply output ripple is provided.
Purpose of the present invention is achieved through the following technical solutions: the filtration module that is used for substation humiture observation system battery, comprise battery, first resistance, first electric capacity, second electric capacity and first inductance, the described first resistance two ends are connected with first inductance with anode respectively, the other end that first inductance connects first resistance terminal relatively is connected with voltage output line, described first electric capacity, second electric capacity all have an end to be connected on the circuit between first resistance and first inductance, and the equal ground connection of both other ends.Wherein, first inductance is set its signal at certain frequency range and is had higher impedance during fabrication, and its high-frequency noise and spike that is used for suppressing on the voltage output line disturbs, and also has the ability that absorbs electrostatic pulse.
The filtration module that is used for substation humiture observation system battery comprises that also transient voltage suppresses diode, and described transient voltage suppresses diode one end and is connected on the circuit between first resistance and first inductance its other end ground connection.Wherein, transient voltage suppresses diode can be in utmost point conducting over the ground in the short time; thereby reach the purpose of electrostatic interference being introduced ground; the protection battery; transient voltage suppress diode effectively guard system ESD disturb impact to battery, also can protect the ESD interference that imported by battery conversely to the impact of microcontroller.
The capacity of described first electric capacity is 100uF, and the capacity of described second electric capacity is 0.1uF.So, first electric capacity was used for High frequency filter when the present invention used, and second electric capacity is used for low frequency filtering.
Be connected with thermo-sensitive resistor between the both positive and negative polarity of described battery.Wherein, thermo-sensitive resistor is to the variation of ambient temperature sensitivity, and its resistance changes with the variation of ambient temperature, can detect the variation of battery temperature when the present invention uses by the resistance that detects thermo-sensitive resistor.
The filtration module that is used for substation humiture observation system battery, also comprise second resistance and first light-emitting diode, described second resistance, one end is connected on the circuit between first resistance and first inductance, its other end is connected the minus earth of described first light-emitting diode with first light-emitting diode is anodal.The present invention is when powered battery, and first lumination of light emitting diode can be indicated power supply state.
Compared with prior art, the present invention has following beneficial effect: the circuit of the present invention between battery and first inductance is connected with the filter circuit that is made of first electric capacity and second electric capacity, when battery is microprocessor power supply, filter can carry out filtering to the part ripple of battery output, thereby reduces ripple to the influence of microcontroller work.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention.
The corresponding name of Reference numeral is called in the accompanying drawing: 1, battery, 2, voltage output line, R1, first resistance, R2, second resistance, C1, first electric capacity, C2, second electric capacity, L1, first inductance, D1, transient voltage suppress diode, LED1, first light-emitting diode.
Embodiment
The present invention is described in further detail below in conjunction with embodiment and accompanying drawing, but embodiments of the present invention are not limited thereto.
Embodiment
As shown in Figure 1, the filtration module that is used for substation humiture observation system battery, comprise that battery 1, first resistance R 1, first capacitor C 1, second capacitor C 2, transient voltage suppress diode D1, thermo-sensitive resistor and first inductance L 1, wherein, first resistance R, 1 two ends are connected with first inductance L 1 with battery 1 positive pole respectively, battery 1 minus earth, thermo-sensitive resistor two ends are connected (thermo-sensitive resistor does not draw in the accompanying drawings) with the both positive and negative polarity of battery respectively.The capacity of first capacitor C 1 is 100uF, and the capacity of second capacitor C 2 is 0.1uF.The other end that first inductance L 1 connects first resistance R, 1 end relatively is connected with voltage output line 2, the other end that voltage output line 2 connects first resistance R, 1 end relatively is connected with the microcontroller of ambient temperature and humidity control system, first capacitor C 1, second capacitor C 2 and transient voltage suppress diode D1 three all has an end to be connected on the circuit between first resistance R 1 and first inductance L 1, and the equal ground connection of three's the other end.
Present embodiment also is provided with the indicating circuit of battery 1 power supply state, this indicating circuit comprises second resistance R 2 and first LED 1, wherein, second resistance R, 2 one ends are connected on the circuit between first resistance R 1 and first inductance L 1, its other end is connected the minus earth of first LED 1 with first LED, 1 positive pole.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention does, can not assert that the specific embodiment of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, not breaking away from other execution modes that draw under the technical scheme of the present invention, all should be included in protection scope of the present invention.
Claims (5)
1. the filtration module that is used for substation humiture observation system battery, it is characterized in that: comprise battery (1), first resistance (R1), first electric capacity (C1), second electric capacity (C2) and first inductance (L1), described first resistance (R1) two ends are connected with first inductance (L1) with battery (1) is anodal respectively, the other end that first inductance (L1) connects first resistance (R1) end relatively is connected with voltage output line (2), described first electric capacity (C1), second electric capacity (C2) all has an end to be connected on the circuit between first resistance (R1) and first inductance (L1), and the equal ground connection of both other ends.
2. the filtration module for substation humiture observation system battery according to claim 1, it is characterized in that: comprise that also transient voltage suppresses diode (D1), described transient voltage suppresses diode (D1) end and is connected on the circuit between first resistance (R1) and first inductance (L1) its other end ground connection.
3. the filtration module for substation humiture observation system battery according to claim 1, it is characterized in that: the capacity of described first electric capacity (C1) is 100uF, the capacity of described second electric capacity (C2) is 0.1uF.
4. the filtration module for substation humiture observation system battery according to claim 1 is characterized in that: be connected with thermo-sensitive resistor between the both positive and negative polarity of described battery (1).
5. according to any described filtration module for substation humiture observation system battery in the claim 1～4, it is characterized in that: also comprise second resistance (R2) and first light-emitting diode (LED1), described second resistance (R2) end is connected on the circuit between first resistance (R1) and first inductance (L1), its other end is connected the minus earth of described first light-emitting diode (LED1) with first light-emitting diode (LED1) is anodal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102373257A CN103280958A (en) | 2013-06-17 | 2013-06-17 | Filtration module of battery used in transformer substation environment temperature and humidity monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102373257A CN103280958A (en) | 2013-06-17 | 2013-06-17 | Filtration module of battery used in transformer substation environment temperature and humidity monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103280958A true CN103280958A (en) | 2013-09-04 |
Family
ID=49063432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102373257A Pending CN103280958A (en) | 2013-06-17 | 2013-06-17 | Filtration module of battery used in transformer substation environment temperature and humidity monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103280958A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020118559A1 (en) * | 2001-02-26 | 2002-08-29 | Canon Kabushiki Kaisha | Inverter, power supply system and method of reducing leakage current in power supply system |
| CN201478804U (en) * | 2009-06-26 | 2010-05-19 | 李福斌 | Phasic circuit break protector |
| CN201611795U (en) * | 2009-12-24 | 2010-10-20 | 昆明理工大学 | Hand-driven charger |
| CN103051164A (en) * | 2011-10-14 | 2013-04-17 | 成都锐奕信息技术有限公司 | Filter circuit for filtering output voltage of battery |
| CN203278633U (en) * | 2013-06-17 | 2013-11-06 | 成都荣耀科技有限公司 | Battery filter circuit in environment temperature and humidity monitoring system in transformer substation |
-
2013
- 2013-06-17 CN CN2013102373257A patent/CN103280958A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020118559A1 (en) * | 2001-02-26 | 2002-08-29 | Canon Kabushiki Kaisha | Inverter, power supply system and method of reducing leakage current in power supply system |
| CN201478804U (en) * | 2009-06-26 | 2010-05-19 | 李福斌 | Phasic circuit break protector |
| CN201611795U (en) * | 2009-12-24 | 2010-10-20 | 昆明理工大学 | Hand-driven charger |
| CN103051164A (en) * | 2011-10-14 | 2013-04-17 | 成都锐奕信息技术有限公司 | Filter circuit for filtering output voltage of battery |
| CN203278633U (en) * | 2013-06-17 | 2013-11-06 | 成都荣耀科技有限公司 | Battery filter circuit in environment temperature and humidity monitoring system in transformer substation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203026904U (en) | Over-current protection circuit and PFC (power factor correction) control circuit with same | |
| CN204290349U (en) | High power transmission line induction energy fetching device | |
| CN102858049A (en) | Over-current protection sampling circuit, light-emitting diode (LED) drive circuit and LED lamp | |
| CN203537225U (en) | Novel antisurge constant-current switching power supply | |
| CN203688661U (en) | Acquisition circuit for state variable of electric energy meter | |
| CN203278633U (en) | Battery filter circuit in environment temperature and humidity monitoring system in transformer substation | |
| CN201369855Y (en) | Constant flow source circuit | |
| CN103280958A (en) | Filtration module of battery used in transformer substation environment temperature and humidity monitoring system | |
| CN203233162U (en) | Surge protection device | |
| CN202513838U (en) | Low voltage power carrier communication power supply | |
| CN203278634U (en) | Battery filter of temperature monitoring subsystem in transformer station auxiliary system | |
| CN202693002U (en) | Two-wire system transmitter and anti-jamming circuit thereof | |
| CN211178785U (en) | CT gets wireless temperature measuring device | |
| CN203813535U (en) | Power supply device used for electricity larceny prevention inspection device | |
| CN209375186U (en) | New-energy automobile electric drive assembly controller power supply | |
| CN202663286U (en) | Filter circuit for filtering output voltage of battery | |
| CN103296872A (en) | Battery filtering device of temperature monitoring subsystem in transformer substation auxiliary system | |
| CN205986099U (en) | Bluetooth transmission module of tape light | |
| CN206003702U (en) | Anti- small-signal based on LLC resonance circuit disturbs improved circuit | |
| CN205726525U (en) | High efficiency height PF value LED daylight lamp power supply | |
| CN203274856U (en) | Ultrasonic transmitter for flood monitoring system | |
| CN202059166U (en) | Current limiting protective circuit of intelligent electric leakage control module | |
| CN202979362U (en) | Taillight detection control circuit | |
| CN201541125U (en) | Protective circuit of generator booster | |
| CN203275915U (en) | Acquisition signal amplifier of pump intelligent control system in transformer substation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130904 |