CN104410127A - Pure electric system for gantry crane - Google Patents

Pure electric system for gantry crane Download PDF

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Publication number
CN104410127A
CN104410127A CN201410735310.8A CN201410735310A CN104410127A CN 104410127 A CN104410127 A CN 104410127A CN 201410735310 A CN201410735310 A CN 201410735310A CN 104410127 A CN104410127 A CN 104410127A
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CN
China
Prior art keywords
power
converter
controller
way
battery pack
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
Application number
CN201410735310.8A
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Chinese (zh)
Inventor
安同会
贾凯
Original Assignee
SHENZHEN ANSHUN ENERGY SAVING TECHNOLOGY DEVELOPMENT Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHENZHEN ANSHUN ENERGY SAVING TECHNOLOGY DEVELOPMENT Co Ltd filed Critical SHENZHEN ANSHUN ENERGY SAVING TECHNOLOGY DEVELOPMENT Co Ltd
Priority to CN201410735310.8A priority Critical patent/CN104410127A/en
Publication of CN104410127A publication Critical patent/CN104410127A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a pure electric system for a gantry crane. The system comprises a system controller, an electricity getting device, a battery set, a bidirectional DC/DC converter, an auxiliary DC/AC converter, a charge controller, a bidirectional DC/DC converter controller, a power supply manager connected with the battery set, a power supply balancer and charge equipment connected with a commercial power supply, wherein the charge controller, the bidirectional DC/DC converter controller, the power supply manager and the power supply balancer are connected with the control end of the system controller; the charge end of the battery set can be automatically connected with the charge equipment through the electricity getting device. According to the system disclosed by the invention, the battery set is adopted for supplying power, so that zero pollution and zero emission are realized and the gantry crane is high in flexibility of use.

Description

A kind of pure power-driven power system for gantry crane
[technical field]
The invention belongs to pure electronic field, relate to a kind of pure power-driven power system, particularly a kind of pure power-driven power system being applicable to gantry crane.
[background technology]
The planer-type container crane power resources mode that current harbour enterprise uses has two kinds of forms: 1) adopt civil power, diesel generating set to exchange supply power mode, namely in harbour rule stockyard, overhead/lower frame trolley is set up, by trolley in stockyard, power with civil power; After leaving stockyard, by starting diesel generating set generating, crane is powered; 2) diesel generating set or hybrid power system is adopted to power completely.Along with the day by day exhaustion of world energy sources, and the intensification day by day that the whole world is paid close attention to environmental problem, the tyre-type gantry formula container crane of conventional belt diesel generating set or hybrid power system pollutes greatly, energy consumption is high; After oil changes electricity use trolley, flexibility is restricted, and infrastructure construction cost, maintenance cost are high, and thoroughly cannot reject diesel generating set, cannot accomplish zero discharge, no pollution.
[summary of the invention]
For above-mentioned defect of the prior art, the invention discloses a kind of pure power-driven power system for gantry crane, adopt battery-powered, accomplished no pollution, zero discharge, make the use flexibility of gantry crane high simultaneously.
Technical scheme of the present invention is as follows:
A kind of pure power-driven power system for gantry crane, comprise system controller, charging device that electricity getting device, battery pack, two-way DC/DC converter, auxiliary DC/AC converter, charge controller, two-way DC/DC converter controller, the power supervisor be connected with described battery pack, power supply equalization Qi Jiyu city are electrically connected, described charge controller, two-way DC/DC converter controller, power supervisor are connected with the control end of power supply equalization device with described system controller; The charging end of described battery pack can be dynamically connected certainly by electricity getting device and described charging device, the feeder ear of battery pack is connected with the drive unit of crane operating mechanism by two-way DC/DC converter, two-way DC/AC converter, and the feeder ear of battery pack assists power consumption equipment to be connected by auxiliary DC/AC converter with crane.
The pure power-driven power system of gantry crane disclosed by the invention adopts battery-powered, has accomplished no pollution, zero discharge, has avoided the restriction of trolley power transmitting device to crane flexibility simultaneously, and the expense decreasing relevant urban infrastructure drops into; Charging device can be set up in stockyard periphery, and charging fast, does not affect production operation, can complete charging, contribute to enhancing productivity at changing shifts, meal time.
[accompanying drawing explanation]
Fig. 1 is the structural representation of the embodiment of the present invention.
[embodiment]
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.
As shown in Figure 1, pure power-driven power system for gantry crane of the present invention, comprise system controller 1, electricity getting device 8, battery pack 7, two-way DC/DC converter 9, auxiliary DC/AC converter 11, charge controller 4, two-way DC/DC converter controller 10, the power supervisor 5 be connected with described battery pack, power supply equalization device 3 and the charging device 6 be electrically connected with city, described charge controller 4, two-way DC/DC converter controller 10, power supervisor 5 is connected with the control end of power supply equalization device 3 with described system controller 1, system controller 1 and power supervisor 5, the energy management that power supply equalization device 3 and charge controller 4 realize a whole set of pure power-driven power system controls, the charging end of described battery pack 7 can be dynamically connected certainly by electricity getting device 8 and described charging device 6, the feeder ear of battery pack 7 is connected with the drive unit of the operating mechanism 13 of crane, for the operating mechanism of crane powers by two-way DC/DC converter 9, two-way DC/AC converter 12, the feeder ear of battery pack 7 assists power consumption equipment to be connected with crane, for supplementary AC equipment is powered by auxiliary DC/AC converter 11,
The working condition of the pure power-driven power system for gantry crane of the present invention is as follows: under shutdown charged state, be connected, carry out quick charge at charging station by electricity getting device 8 with charging device 6; Under operating discharge state, the operating mechanism 13 that battery pack 7 is crane by two-way DC/DC converter 9, two-way DC/AC converter 12 powers; Power by adopting battery pack 7, no pollution, zero discharge are accomplished, avoid the restriction of trolley power transmitting device to crane flexibility simultaneously, charging device 6 can be set up in stockyard periphery, charging fast, do not affect production operation, charging can be completed at the changing shifts of workman, meal time, contribute to enhancing productivity;
Simultaneously, described battery pack 7 is by two-way DC/DC converter 9, two-way DC/AC converter 12 is connected with operating mechanism 13, described two-way DC/DC converter controller 10 is connected with described system controller 1, the operating mechanism 13 of crane is when braking, its braking energy is converted into after electric energy by two-way DC/AC converter 12, the electric energy being applicable to charging to battery pack 7 is transformed to after two-way DC/DC converter 9, be stored in battery pack 7, thus achieve the recovery of operating mechanism 13 braking energy, simultaneously, also eliminate absorption operating mechanism 13 in configuration aspects and brake brake resistance used, simplify the structure,
Preferably, described system controller 1, by CAN communication modes and crane PLC 2 and described charge controller 4, two-way DC/DC converter controller 10, power supervisor 5 and power supply equalization device 3 communication, makes data communication have good reliability, real-time and flexibility;
Preferably, described electricity getting device 8 is power taking arm or power taking bow, is convenient to realize can certainly be dynamically connected between electricity getting device 8 and charging device 6.
Above-described embodiment of the present invention, does not form limiting the scope of the present invention.Any amendment done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within claims of the present invention.

Claims (3)

1. the pure power-driven power system for gantry crane, the charging device comprising system controller, electricity getting device, battery pack, two-way DC/DC converter, auxiliary DC/AC converter, charge controller, two-way DC/DC converter controller, the power supervisor be connected with described battery pack, power supply equalization device and be electrically connected with city, described charge controller, two-way DC/DC converter controller, power supervisor are connected with the control end of power supply equalization device with described system controller; The charging end of described battery pack can be dynamically connected certainly by electricity getting device and described charging device, the feeder ear of battery pack is connected with the drive unit of crane operating mechanism by two-way DC/DC converter, two-way DC/AC converter, and the feeder ear of battery pack assists power consumption equipment to be connected by auxiliary DC/AC converter with crane.
2. as claimed in claim 1 for the pure power-driven power system of gantry crane, it is characterized in that: described system controller is by CAN communication modes and crane PLC and described charge controller, power supervisor, power supply equalization device and the communication of two-way DC/DC converter controller.
3. as claimed in claim 1 for the pure power-driven power system of gantry crane, it is characterized in that: described electricity getting device is power taking arm or power taking bow.
CN201410735310.8A 2014-12-05 2014-12-05 Pure electric system for gantry crane Pending CN104410127A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410735310.8A CN104410127A (en) 2014-12-05 2014-12-05 Pure electric system for gantry crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410735310.8A CN104410127A (en) 2014-12-05 2014-12-05 Pure electric system for gantry crane

Publications (1)

Publication Number Publication Date
CN104410127A true CN104410127A (en) 2015-03-11

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410735310.8A Pending CN104410127A (en) 2014-12-05 2014-12-05 Pure electric system for gantry crane

Country Status (1)

Country Link
CN (1) CN104410127A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105668415A (en) * 2016-04-01 2016-06-15 上海振华重工(集团)股份有限公司 Power supply system and power supply switching method of container gantry crane
CN112491107A (en) * 2020-10-30 2021-03-12 中联重科股份有限公司 Power supply system of pure electric vehicle crane and control method and control system thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203261092U (en) * 2013-05-28 2013-10-30 上海恒熠机电科技有限公司 Power-supplying energy-saving lithium battery system of crane when revolving around field
CN203754272U (en) * 2014-03-10 2014-08-06 天津港第四港埠有限公司 Electric control system of gantry crane
CN203840017U (en) * 2014-04-28 2014-09-17 常州基腾电气有限公司 Battery power supply applied to crane transition

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203261092U (en) * 2013-05-28 2013-10-30 上海恒熠机电科技有限公司 Power-supplying energy-saving lithium battery system of crane when revolving around field
CN203754272U (en) * 2014-03-10 2014-08-06 天津港第四港埠有限公司 Electric control system of gantry crane
CN203840017U (en) * 2014-04-28 2014-09-17 常州基腾电气有限公司 Battery power supply applied to crane transition

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105668415A (en) * 2016-04-01 2016-06-15 上海振华重工(集团)股份有限公司 Power supply system and power supply switching method of container gantry crane
CN112491107A (en) * 2020-10-30 2021-03-12 中联重科股份有限公司 Power supply system of pure electric vehicle crane and control method and control system thereof

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Owner name: AN TONGHUI

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Effective date: 20150324

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Effective date of registration: 20150324

Address after: 518000, room 8, building 818, China Merchants Road, Shekou, Guangdong, Shenzhen, Nanshan District

Applicant after: An Tonghui

Address before: 518000, room 8, building 818, China Merchants Road, Shekou, Guangdong, Shenzhen, Nanshan District

Applicant before: SHENZHEN ANSHUN ENERGY SAVING TECHNOLOGY DEVELOPMENT CO., LTD.

RJ01 Rejection of invention patent application after publication

Application publication date: 20150311

RJ01 Rejection of invention patent application after publication