CN208158234U - A kind of bank electricity system composite control apparatus - Google Patents

A kind of bank electricity system composite control apparatus Download PDF

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Publication number
CN208158234U
CN208158234U CN201820651007.3U CN201820651007U CN208158234U CN 208158234 U CN208158234 U CN 208158234U CN 201820651007 U CN201820651007 U CN 201820651007U CN 208158234 U CN208158234 U CN 208158234U
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China
Prior art keywords
bank electricity
control
bank
station
plc
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CN201820651007.3U
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Chinese (zh)
Inventor
胡金杭
苗亚
曹亢
邓近树
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Rui Rui Electric Technology (shanghai) Co Ltd
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Rui Rui Electric Technology (shanghai) Co Ltd
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Abstract

The utility model discloses a kind of bank electricity system composite control apparatus, including bank electricity system communication supervisor, the bank electricity system communication supervisor is connected with metering ammeter and temperature control instrument, simultaneously, the variable-frequency power sources being connected with by PLC device turns 485 converters by optical fiber and is connected with ship joint operating device;The bank electricity system communication supervisor is connected with the network switch in station, and the network switch is connected with high-voltage relay protective device in the station;The network switch accesses bank electricity monitoring system in the station, or accesses control centre by telemechanical apparatus with the specification of IEC104.The utility model compared with prior art the advantages of be:The utility model is that high voltage shore power system proposes a kind of bank electricity system composite control apparatus, and the intelligent operation that can effectively improve bank electricity system is horizontal, improves the safety interlock logic reliability of system, realizes the real-time monitoring of opposite bank electric system and remotely accesses control.

Description

A kind of bank electricity system composite control apparatus
Technical field
The utility model relates to a kind of bank electricity system control device more particularly to a kind of bank electricity system composite control apparatus, It is primarily adapted for use in the logic control and Communication Control of high-low pressure bank electricity system, bank electricity system intelligent operation level can be improved, it is real The real time monitoring of existing opposite bank electric system, belongs to bank electricity technical field.
Background technique
It is one of main source of atmospheric pollution in harbour by the large ship of power of fuel oil, accelerates harbour, harbour electric energy replaces In generation, reduces fuel consumption, has become trend.Traffic ministries and commissions print and distribute《Harbour bank electricity placement scheme》, before proposing the year two thousand twenty bottom, In national major port and ship emission control area harbour be laid out altogether 50% or more have to ship supply bank electricity ability it is special Industry berth.Recently, National Energy Board agrees to that establishing energy industry bank electricity facility technical committee for standardization (TCST) bank electricity electrically sets again Back-up technical committee, to promote the sound development of bank electricity industry and the specification production of bank electricity electrical equipment.It is contemplated that in many ways Policy mix will push the healthy and orderly development of bank electricity industry energetically.
The monitoring system of high voltage shore power system mainly has two technology paths of power monitoring or PLC Combining soft control at present, passes The power monitoring majority of system is the data for acquiring each equipment, can not carry out intelligent control to system, cannot achieve bank electricity system Logical interlock, the technology path of PLC Combining soft control then cannot achieve the real-time communication to different type equipment in system, can not It is reliably linked into the electric power monitoring system at harbour, it is difficult to realize the real-time monitoring and intelligent logical control to entire bank electricity system System.
Utility model content
The utility model is to provide a kind of bank electricity system composite control apparatus in order to solve above-mentioned deficiency, can effectively mention The intelligent operation of high bank electricity system is horizontal, improves the safety interlock logic reliability of system, realizes the real-time of opposite bank electric system It monitors and remotely accesses.
The above-mentioned purpose of the utility model is realized by technical solution below:A kind of bank electricity system comprehensively control dress It sets, including bank electricity system communication supervisor, the bank electricity system communication supervisor is connected with metering ammeter and temperature control instrument, together When, the variable-frequency power sources being connected with by PLC device turns 485 converters by optical fiber and is connected with ship joint operating device;The bank electricity System communication supervisor is connected with the network switch in station, and the network switch is connected with high-voltage relay protective device in the station; The network switch accesses bank electricity monitoring system in the station, or accesses control centre by telemechanical apparatus with the specification of IEC104.
The PLC device is used to realize the logic control and signal access of system, and PLC device access shore connection box interlocks back Road, switchgear control loop, variable-frequency power sources control loop, electric energy quality monitoring module, temperature control alarming module and the mutual mode locking of current limliting Block.
The shore connection box interlocking loop includes and the emergency stop of bank end and shipboard interlocks, threshold switch interlocks and plug connecting-type Number interlocking, for detecting the connection and equipment islanding control in emergency circumstances of ship-to-shore equipment;The shore connection box interlocks back Road is typically chosen 110V DC power supply as formation interlocking on operation voltage, with ship according to the design requirement on ship.
The switchgear control loop includes feedback states and the control of which circuit of each breaker of detection switch cabinet; Whether the PLC device currently closes output switch cabinet according to judgement the case where the state and output voltage of incoming switch, and detects System run all right situation.
The variable-frequency power sources control loop includes the signal to variable-frequency power sources operating status, standby mode, malfunction etc. Detection controls the switching on and shutting down of variable-frequency power sources.
The electric energy quality monitoring module includes the case where the detection to output voltage current signal, transfinites in power quality Under capable of emitting power quality transfinite alarm signal, PLC device can take the operations such as disconnection output switch after detecting the signal.
The temperature control alarming module is mainly used to acquire input and output transformer, power module circuit, ground resistance etc. Temperature detect switch (TDS) signal, cooling fan is opened in the case where device temperature transfinites and equipment is stopped transport;The input and output transformer Dry-type transformer is mainly used, cooling fan is controlled according to information such as the temperature values of temperature control alarming module, the case where serious excess temperature Lower system can be out of service.
The current limit control module is mainly used to control the logic switch when impact load investment of shipboard, ship transformation The investment for controlling current limit control module when device accesses by PLC device, avoids dash current from influencing system run all right.
The utility model compared with prior art the advantages of be:The utility model is that high voltage shore power system proposes a kind of bank Electric system composite control apparatus, the intelligent operation that can effectively improve bank electricity system is horizontal, improves the safety interlock logic of system Reliability realizes the real-time monitoring of opposite bank electric system and remotely accesses control.
Detailed description of the invention
Fig. 1 is the communication structure figure of the utility model bank electricity system composite control apparatus.
Fig. 2 is the logic control block diagram of PLC device in the utility model.
Specific embodiment
The utility model is described in further detail below with reference to embodiment.
As shown in Figure 1 and Figure 2, a kind of bank electricity system composite control apparatus, including bank electricity system communication supervisor, the bank Electric system communication manager is connected with metering ammeter and temperature control instrument, meanwhile, the variable-frequency power sources being connected with by PLC device, warp It crosses 485 converters of optical fiber turn and is connected with ship joint operating device;The bank electricity system communication supervisor is connected with network exchange in station Machine, the network switch is connected with high-voltage relay protective device in the station;Network switch access bank electricity monitoring system in the station System, or control centre is accessed with the specification of IEC104 by telemechanical apparatus.
As shown in Fig. 2, the PLC device is used to realize that the logic control of system and signal access, PLC device access bank electricity Case interlocking loop, switchgear control loop, variable-frequency power sources control loop, electric energy quality monitoring module, temperature control alarming module and limit Flow interlocking module.
The shore connection box interlocking loop includes and the emergency stop of bank end and shipboard interlocks, threshold switch interlocks and plug connecting-type Number interlocking, for detecting the connection and equipment islanding control in emergency circumstances of ship-to-shore equipment;The shore connection box interlocks back Road is typically chosen 110V DC power supply as formation interlocking on operation voltage, with ship according to the design requirement on ship.
The switchgear control loop includes feedback states and the control of which circuit of each breaker of detection switch cabinet; Whether the PLC device currently closes output switch cabinet according to judgement the case where the state and output voltage of incoming switch, and detects System run all right situation.
The variable-frequency power sources control loop includes the signal to variable-frequency power sources operating status, standby mode, malfunction etc. Detection controls the switching on and shutting down of variable-frequency power sources.
The electric energy quality monitoring module includes the case where the detection to output voltage current signal, transfinites in power quality Under capable of emitting power quality transfinite alarm signal, PLC device can take the operations such as disconnection output switch after detecting the signal.
The temperature control alarming module is mainly used to acquire input and output transformer, power module circuit, ground resistance etc. Temperature detect switch (TDS) signal, cooling fan is opened in the case where device temperature transfinites and equipment is stopped transport;The input and output transformer Dry-type transformer is mainly used, cooling fan is controlled according to information such as the temperature values of temperature control alarming module, the case where serious excess temperature Lower system can be out of service.
The current limit control module is mainly used to control the logic switch when impact load investment of shipboard, ship transformation The investment for controlling current limit control module when device accesses by PLC device, avoids dash current from influencing system run all right.
The above are specific embodiment of the present utility model, the utility model provides a kind of bank electricity system comprehensively control dress It sets, the intelligent operation that can effectively improve bank electricity system is horizontal, improves the safety interlock logic reliability of system, realizes to bank electricity The real-time monitoring of system and remotely access control.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all Using equivalent structure or equivalent flow shift made by the utility model specification and embodiment content, directly or indirectly use In other related technical areas, it is also included in the patent protection scope of the utility model.

Claims (4)

1. a kind of bank electricity system composite control apparatus, it is characterised in that:Including bank electricity system communication supervisor, the bank electricity system Communication manager is connected with metering ammeter and temperature control instrument, meanwhile, the variable-frequency power sources being connected with by PLC device, by optical fiber Turn 485 converters and is connected with ship joint operating device.
2. a kind of bank electricity system composite control apparatus according to claim 1, it is characterised in that:The bank electricity system communication Supervisor is connected with the network switch in station, and the network switch is connected with high-voltage relay protective device in the station.
3. a kind of bank electricity system composite control apparatus according to claim 2, it is characterised in that:Network exchange in the station Machine accesses bank electricity monitoring system, or accesses control centre by telemechanical apparatus with the specification of IEC104.
4. a kind of bank electricity system composite control apparatus according to claim 1, it is characterised in that:The PLC device is used to The logic control of realization system and signal access, PLC device access shore connection box interlocking loop, switchgear control loop, variable-frequency electric Source control loop, electric energy quality monitoring module, temperature control alarming module and current limliting interlocking module.
CN201820651007.3U 2018-05-03 2018-05-03 A kind of bank electricity system composite control apparatus Active CN208158234U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820651007.3U CN208158234U (en) 2018-05-03 2018-05-03 A kind of bank electricity system composite control apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820651007.3U CN208158234U (en) 2018-05-03 2018-05-03 A kind of bank electricity system composite control apparatus

Publications (1)

Publication Number Publication Date
CN208158234U true CN208158234U (en) 2018-11-27

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Application Number Title Priority Date Filing Date
CN201820651007.3U Active CN208158234U (en) 2018-05-03 2018-05-03 A kind of bank electricity system composite control apparatus

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112255566A (en) * 2020-12-22 2021-01-22 澄瑞电力科技(上海)有限公司 High-voltage shore power simulation ship receiving test system, device and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112255566A (en) * 2020-12-22 2021-01-22 澄瑞电力科技(上海)有限公司 High-voltage shore power simulation ship receiving test system, device and method
CN112255566B (en) * 2020-12-22 2021-03-26 澄瑞电力科技(上海)有限公司 High-voltage shore power simulation ship receiving test system, device and method

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