CN202923875U - Electric-propulsion inland water transport ship - Google Patents
Electric-propulsion inland water transport ship Download PDFInfo
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- CN202923875U CN202923875U CN 201220621135 CN201220621135U CN202923875U CN 202923875 U CN202923875 U CN 202923875U CN 201220621135 CN201220621135 CN 201220621135 CN 201220621135 U CN201220621135 U CN 201220621135U CN 202923875 U CN202923875 U CN 202923875U
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Abstract
The utility model relates to a transport ship, in particular to an electric-propulsion inland water transport ship, which solves the problems of the existing inland water transport ship that the dynamic performance is poor, the energy-saving and environment-friendly performance is poor, the noise is loud, the vibration is severe, the operation economical performance is poor, and the flexibility in operation is poor. The electric-propulsion inland water transport ship comprises a power generation system, a power distribution system, a main propulsion system and an auxiliary system; the power generation system comprises a plurality of constant-speed power generation units; the power distribution system comprises a main power distribution panel, an auxiliary power distribution panel, a main transformer, an auxiliary transformer, a plurality of cold storage container transformers, an alternative-current 690V (AC690V) busbar which is installed on the main power distribution panel, an AC400V busbar which is installed on the auxiliary power distribution panel and an AC220V busbar which is installed on the auxiliary power distribution panel; and the main propulsion system comprises two propulsion frequency converters, two propulsion motors, two gearboxes and two full-circle-rotation propellers. The electric-propulsion inland water transport ship is applicable to the inland transport.
Description
Technical field
The utility model relates to carrier, specifically a kind of electric propulsion inland water transport ship.
Background technology
The inland water transport ship is in the inland river or the important vehicle of goods transport are carried out in the coastal waters, and it has, and freight volume is large, energy consumption is low, the characteristics of good economy performance.Under the prior art condition, the structure of inland water transport ship generally includes basic propulsion system and ancillary system.Wherein, basic propulsion system generally adopts the mechanically-propelled mode of diesel engine+gear case+screw propeller, specific as follows: adopt diesel engine as main frame, main frame drives screw propeller by gear case and rotates and produce thrust, with this promote the inland water transport ship complete advance, retreat, running under braking.Ancillary system generally includes refrigerated container, steering wheel, bilge pump, admittance equipment, household electricity equipment.Ancillary system generally adopts a three-phase AC400V auxiliary power generation unit to power.Practice shows, existing inland water transport ship is because self structure is limit, the following problem of ubiquity: diesel engine during one, the inland water transport ship needs basic propulsion system when low cruise output miniwatt, the diesel engine output high-power need basic propulsion system when high-speed cruising in.Yet the operation of diesel engine is subject to the restriction of the many factors such as rotating speed, power, torque, cause when the running resistance of inland water transport ship becomes large and diminishes, the horsepower output of diesel engine is difficult to the performance rating horsepower, and then causes the tractive performance of inland water transport ship when low cruise and high-speed cruising poor.Two, during the diesel engine low cruise in basic propulsion system, its oil consumption is large, it is large to pollute, discharging is poor, causes the environmental protection and energy saving of inland water transport ship poor.When three, the diesel engine in basic propulsion system moved, its noise and vibration were large, caused the noise of inland water transport ship and vibrated large.Four, ancillary system adopts independent auxiliary power generation unit to power, and causes the performance driving economy of inland water transport ship poor.Five, the screw propeller in basic propulsion system adopts traditional propeller, and the turn radius of traditional propeller is large, causes the yarage of inland water transport ship poor.Based on this, be necessary to invent a kind of brand-new inland water transport ship, existing inland water transport ship power poor performance, environmental protection and energy saving are poor to solve, noise and vibration is large, performance driving economy is poor and yarage is poor problem.
Summary of the invention
Existing inland water transport ship power poor performance, environmental protection and energy saving are poor in order to solve for the utility model, noise and vibration is large, performance driving economy is poor and yarage is poor problem, and a kind of electric propulsion inland water transport ship is provided.
The utility model is to adopt following technical scheme to realize: electric propulsion inland water transport ship comprises power generating system, switching arrangement, basic propulsion system and ancillary system; Described power generating system comprises several constant speed generation units; Described switching arrangement comprise main switchboard, auxiliary switchboard, main transformer, auxiliary transformer, several refrigerated container voltage transformers, be installed on AC690V bus duct on main switchboard, be installed on the AC400V busbar on auxiliary switchboard and be installed on AC220V busbar on auxiliary switchboard; Described basic propulsion system comprises that two advance frequency converter, two main motors, two gears case and two full circle swinging screw propellers; Described ancillary system comprises several refrigerated containers, several steering wheels, several bilge pumps, several admittance equipment and several household electricity equipment; Be connected with respectively several AC690V input terminals and several AC690V lead-out terminals on the AC690V bus duct; All be connected with an AC690V input switch on each AC690V input terminal; All be connected with an AC690V output switch on each AC690V lead-out terminal; Be connected with respectively an AC400V input terminal and several AC400V lead-out terminals on the AC400V busbar; Be connected with an AC400V input switch on the AC400V input terminal; All be connected with an AC400V output switch on each AC400V lead-out terminal; Be connected with respectively an AC220V input terminal and several AC220V lead-out terminals on the AC220V busbar; Be connected with an AC220V input switch on the AC220V input terminal; All be connected with an AC220V output switch on each AC220V lead-out terminal; The lead-out terminal of each constant speed generation unit connects one to one by each AC690V input switch and each AC690V input terminal respectively; Two input terminals that advance frequency converters connect one to one by two AC690V output switchs wherein and two AC690V lead-out terminals wherein respectively; Two lead-out terminals that advance frequency converters connect one to one with the power input terminal of two main motors respectively; The power take-off shaft of two main motors connects one to one with the power input shaft of two gears case respectively; The power take-off shaft of two gears case connects one to one with the power input shaft of two full circle swinging screw propellers respectively; The input terminal of main transformer is connected with another one AC690V lead-out terminal by another one AC690V output switch; The lead-out terminal of main transformer is connected with the AC400V input terminal by the AC400V input switch; The input terminal of each refrigerated container voltage transformer connects one to one by all the other each AC690V output switchs and all the other each AC690V lead-out terminals respectively; The lead-out terminal of each refrigerated container voltage transformer connects one to one with the power input terminal of each refrigerated container respectively; The input terminal of auxiliary transformer is connected with one of them AC400V lead-out terminal by one of them AC400V output switch; The lead-out terminal of auxiliary transformer is connected with the AC220V input terminal by the AC220V input switch; The power input terminal of each steering wheel, the power input terminal of each bilge pump connect one to one by all the other each AC400V output switchs and all the other each AC400V lead-out terminals respectively; The power input terminal of the power input terminal of each admittance equipment, each household electricity equipment connects one to one by each AC220V output switch and each AC220V lead-out terminal respectively.
The specific works process is as follows: the AC690V output switch that closes, AC690V output switch, AC400V input switch, AC400V output switch, AC220V input switch, AC220V output switch.Each constant speed generation unit sends three-phase AC690V industrial-frequency alternating current, and is incorporated into the power networks and forms the power power station through being installed on AC690V bus duct on main switchboard.The AC690V bus duct passes through wherein, and two AC690V lead-out terminals advance frequency converters with two of three-phase AC690V industrial-frequency alternating current supplies, two advance frequency converter that three-phase AC690V industrial-frequency alternating current is transformed to voltage, the equal continuously controllable alternating current of frequency and supplies with two main motors, two main motors drive two full circle swinging screw propellers by two gears case respectively and rotate and produce thrust, promote the inland water transport ship complete advance, retreat, running under braking, and realize low cruise and high-speed cruising.Meanwhile, the AC690V bus duct is supplied with main transformer by another one AC690V lead-out terminal with three-phase AC690V industrial-frequency alternating current, and main transformer is transformed to three-phase AC690V industrial-frequency alternating current three-phase AC400V industrial-frequency alternating current and supplies with the AC400V busbar that is installed on auxiliary switchboard.The AC690V bus duct is supplied with each refrigerated container voltage transformer by all the other each AC690V lead-out terminals with three-phase AC690V industrial-frequency alternating current, and each refrigerated container voltage transformer carries out three-phase AC690V industrial-frequency alternating current conversion and supplies with each refrigerated container.The AC400V busbar is supplied with auxiliary transformer by one of them AC400V lead-out terminal with three-phase AC400V industrial-frequency alternating current.Auxiliary transformer is transformed to three-phase AC400V industrial-frequency alternating current three-phase AC220V industrial-frequency alternating current and supplies with the AC220V busbar that is installed on auxiliary switchboard.The AC400V busbar is supplied with each steering wheel, each bilge pump by all the other each AC400V lead-out terminals with three-phase AC400V industrial-frequency alternating current.The AC220V busbar is supplied with each admittance equipment, each household electricity equipment by each AC220V lead-out terminal with three-phase AC220V industrial-frequency alternating current.In this process, realized the unified allocation of resources of basic propulsion system and ancillary system electricity consumption by power generating system and switching arrangement.Power generating system has possessed the fault redundance function because it comprises several constant speed generation units, namely when one of them constant speed generation unit breaks down, but all the other each constant speed generation units are normal power generation still, guarantee thus the normal electricity consumption of basic propulsion system and ancillary system, improved serviceability and the safety of inland water transport ship.Several constant speed generation units can be selected operation or isolated operation (standby each other) simultaneously according to actual operating mode, avoided traditional river boat main frame high-power diesel engine to export low power unfavorable operating mode, the performance driving economy that has improved thus the inland water transport ship when low cruise.Equally, basic propulsion system comprises that because of it two advance frequency converter to possess the fault redundance function, namely when one of them advances frequency converter to break down, another advances frequency converter still can work, guaranteed that thus basic propulsion system normally moves, improved serviceability and the safety of inland water transport ship.Two advance frequency converter to select operation or isolated operation (standby each other) simultaneously, the performance driving economy that has improved thus the inland water transport ship according to actual operating mode.Based on said process, electric propulsion inland water transport ship described in the utility model is supplied with basic propulsion system with most of electric energy of constant speed generation unit, the dump energy of constant speed generation unit is supplied with ancillary system, realized that simultaneously basic propulsion system is electrified and ancillary system is electrified.Compare with existing inland water transport ship, electric propulsion inland water transport gear described in the utility model has the following advantages: one, basic propulsion system adopts main motor by Frequency Converter Control as main frame.Compare with diesel engine, the operation of frequency converter and main motor can not be subject to the restriction of the many factors such as rotating speed, power, torque.Therefore, adopt frequency converter and main motor can realize the permanent torque operation of low speed and high speed constant Power operation as main frame, the tractive performance of electric propulsion inland water transport ship described in the utility model when low cruise and high-speed cruising is better.Two, basic propulsion system adopts frequency converter and main motor as main frame.Advance with Diesel Engine Mechanical and compare, the unfavorable operating mode such as smolder when having avoided the diesel engine low cruise, transship during high-speed cruising, the pollution of constant speed generation unit is less, discharging is lower.Therefore, the environmental protection and energy saving of electric propulsion inland water transport ship described in the utility model is better.Three, adopt a plurality of little diesel powerplants alternative large diesel engine in parallel, the diesel vibration noise reduces; Basic propulsion system adopts frequency converter and main motor as main frame, and when frequency converter and main motor operation, noise and vibration are less.Therefore, the noise of electric propulsion inland water transport ship described in the utility model and vibration are less.Four, the auxiliary consumer in ancillary system need not to adopt independent auxiliary power generation unit to power, and unifies electricity consumption with basic propulsion system, has reduced auxiliary diesel generater set.Therefore, the performance driving economy of electric propulsion inland water transport ship described in the utility model is better.Five, the screw propeller in basic propulsion system adopts the full circle swinging screw propeller.Compare with traditional propeller, the turn radius of full circle swinging screw propeller is less.Therefore, the yarage of electric propulsion inland water transport ship described in the utility model is better.Six, adopt many generator seies to form power generating systems, when a certain generator set fault, other units can normal power generation; Adopt two frequency converters and two propulsion electric machines, when separate unit frequency converter failure or separate unit propulsion electric machine fault, still can keep unit and normally move.Therefore, electric propulsion inland water transport gear described in the utility model has fault redundance, the characteristics that serviceability is high.In sum, electric propulsion inland water transport ship described in the utility model is by adopting brand new, realized that simultaneously basic propulsion system is electrified and ancillary system electrified, efficiently solved and have that inland water transport ship power poor performance, environmental protection and energy saving are poor now, noise and vibration is large, performance driving economy is poor and yarage is poor problem.
The utility model efficiently solves that existing inland water transport ship power poor performance, environmental protection and energy saving are poor, noise and vibration is large, performance driving economy is poor and yarage is poor problem, is applicable to inland water transport.
Description of drawings
Fig. 1 is structural representation of the present utility model.
In figure: n(n is positive integer, and n 〉=1) be the number of constant speed generation unit; Constant speed generation unit 1, constant speed generation unit 2 ..., constant speed generation unit n is the constant speed generation unit; Advance frequency converter 1, advance frequency converter 2 to be the propelling frequency converter; Main motor 1, main motor 2 are main motor; Gear case 1, gear case 2 are gear case; Full circle swinging screw propeller 1, full circle swinging screw propeller 2 are the full circle swinging screw propeller.
The specific embodiment
Electric propulsion inland water transport ship comprises power generating system, switching arrangement, basic propulsion system and ancillary system;
Described power generating system comprises several constant speed generation units;
Described switching arrangement comprise main switchboard, auxiliary switchboard, main transformer, auxiliary transformer, several refrigerated container voltage transformers, be installed on AC690V bus duct on main switchboard, be installed on the AC400V busbar on auxiliary switchboard and be installed on AC220V busbar on auxiliary switchboard;
Described basic propulsion system comprises that two advance frequency converter, two main motors, two gears case and two full circle swinging screw propellers;
Described ancillary system comprises several refrigerated containers, several steering wheels, several bilge pumps, several admittance equipment and several household electricity equipment;
Be connected with respectively several AC690V input terminals and several AC690V lead-out terminals on the AC690V bus duct; All be connected with an AC690V input switch on each AC690V input terminal; All be connected with an AC690V output switch on each AC690V lead-out terminal; Be connected with respectively an AC400V input terminal and several AC400V lead-out terminals on the AC400V busbar; Be connected with an AC400V input switch on the AC400V input terminal; All be connected with an AC400V output switch on each AC400V lead-out terminal; Be connected with respectively an AC220V input terminal and several AC220V lead-out terminals on the AC220V busbar; Be connected with an AC220V input switch on the AC220V input terminal; All be connected with an AC220V output switch on each AC220V lead-out terminal;
The lead-out terminal of each constant speed generation unit connects one to one by each AC690V input switch and each AC690V input terminal respectively; Two input terminals that advance frequency converters connect one to one by two AC690V output switchs wherein and two AC690V lead-out terminals wherein respectively; Two lead-out terminals that advance frequency converters connect one to one with the power input terminal of two main motors respectively; The power take-off shaft of two main motors connects one to one with the power input shaft of two gears case respectively; The power take-off shaft of two gears case connects one to one with the power input shaft of two full circle swinging screw propellers respectively;
The input terminal of main transformer is connected with another one AC690V lead-out terminal by another one AC690V output switch; The lead-out terminal of main transformer is connected with the AC400V input terminal by the AC400V input switch; The input terminal of each refrigerated container voltage transformer connects one to one by all the other each AC690V output switchs and all the other each AC690V lead-out terminals respectively; The lead-out terminal of each refrigerated container voltage transformer connects one to one with the power input terminal of each refrigerated container respectively;
The input terminal of auxiliary transformer is connected with one of them AC400V lead-out terminal by one of them AC400V output switch; The lead-out terminal of auxiliary transformer is connected with the AC220V input terminal by the AC220V input switch; The power input terminal of each steering wheel, the power input terminal of each bilge pump connect one to one by all the other each AC400V output switchs and all the other each AC400V lead-out terminals respectively; The power input terminal of the power input terminal of each admittance equipment, each household electricity equipment connects one to one by each AC220V output switch and each AC220V lead-out terminal respectively;
During concrete enforcement, each constant speed generation unit all adopts high speed constant speed diesel powerplant.The voltage class of each constant speed generation unit can be selected AC400V or AC1140V according to watt level and actual needs.The voltage class of two main motors also can be selected AC400V or AC1140V according to watt level and actual needs.
Claims (1)
1. an electric propulsion inland water transport ship, is characterized in that: comprise power generating system, switching arrangement, basic propulsion system and ancillary system;
Described power generating system comprises several constant speed generation units;
Described switching arrangement comprise main switchboard, auxiliary switchboard, main transformer, auxiliary transformer, several refrigerated container voltage transformers, be installed on AC690V bus duct on main switchboard, be installed on the AC400V busbar on auxiliary switchboard and be installed on AC220V busbar on auxiliary switchboard;
Described basic propulsion system comprises that two advance frequency converter, two main motors, two gears case and two full circle swinging screw propellers;
Described ancillary system comprises several refrigerated containers, several steering wheels, several bilge pumps, several admittance equipment and several household electricity equipment;
Be connected with respectively several AC690V input terminals and several AC690V lead-out terminals on the AC690V bus duct; All be connected with an AC690V input switch on each AC690V input terminal; All be connected with an AC690V output switch on each AC690V lead-out terminal; Be connected with respectively an AC400V input terminal and several AC400V lead-out terminals on the AC400V busbar; Be connected with an AC400V input switch on the AC400V input terminal; All be connected with an AC400V output switch on each AC400V lead-out terminal; Be connected with respectively an AC220V input terminal and several AC220V lead-out terminals on the AC220V busbar; Be connected with an AC220V input switch on the AC220V input terminal; All be connected with an AC220V output switch on each AC220V lead-out terminal;
The lead-out terminal of each constant speed generation unit connects one to one by each AC690V input switch and each AC690V input terminal respectively; Two input terminals that advance frequency converters connect one to one by two AC690V output switchs wherein and two AC690V lead-out terminals wherein respectively; Two lead-out terminals that advance frequency converters connect one to one with the power input terminal of two main motors respectively; The power take-off shaft of two main motors connects one to one with the power input shaft of two gears case respectively; The power take-off shaft of two gears case connects one to one with the power input shaft of two full circle swinging screw propellers respectively;
The input terminal of main transformer is connected with another one AC690V lead-out terminal by another one AC690V output switch; The lead-out terminal of main transformer is connected with the AC400V input terminal by the AC400V input switch; The input terminal of each refrigerated container voltage transformer connects one to one by all the other each AC690V output switchs and all the other each AC690V lead-out terminals respectively; The lead-out terminal of each refrigerated container voltage transformer connects one to one with the power input terminal of each refrigerated container respectively;
The input terminal of auxiliary transformer is connected with one of them AC400V lead-out terminal by one of them AC400V output switch; The lead-out terminal of auxiliary transformer is connected with the AC220V input terminal by the AC220V input switch; The power input terminal of each steering wheel, the power input terminal of each bilge pump connect one to one by all the other each AC400V output switchs and all the other each AC400V lead-out terminals respectively; The power input terminal of the power input terminal of each admittance equipment, each household electricity equipment connects one to one by each AC220V output switch and each AC220V lead-out terminal respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220621135 CN202923875U (en) | 2012-11-22 | 2012-11-22 | Electric-propulsion inland water transport ship |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220621135 CN202923875U (en) | 2012-11-22 | 2012-11-22 | Electric-propulsion inland water transport ship |
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| CN202923875U true CN202923875U (en) | 2013-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220621135 Withdrawn - After Issue CN202923875U (en) | 2012-11-22 | 2012-11-22 | Electric-propulsion inland water transport ship |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102951282A (en) * | 2012-11-22 | 2013-03-06 | 永济新时速电机电器有限责任公司 | Electric propelled inland river cargo ship |
| CN107444601A (en) * | 2017-08-15 | 2017-12-08 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | A kind of bavin electricity mixed propulsion system and the static method for entering PTI |
| CN113659459A (en) * | 2021-06-24 | 2021-11-16 | 上海江南长兴造船有限责任公司 | A large-scale container ship reefer power distribution system and container ship |
-
2012
- 2012-11-22 CN CN 201220621135 patent/CN202923875U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102951282A (en) * | 2012-11-22 | 2013-03-06 | 永济新时速电机电器有限责任公司 | Electric propelled inland river cargo ship |
| CN102951282B (en) * | 2012-11-22 | 2016-07-06 | 永济新时速电机电器有限责任公司 | Electric propulsion inland river cargo ship |
| CN107444601A (en) * | 2017-08-15 | 2017-12-08 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | A kind of bavin electricity mixed propulsion system and the static method for entering PTI |
| CN113659459A (en) * | 2021-06-24 | 2021-11-16 | 上海江南长兴造船有限责任公司 | A large-scale container ship reefer power distribution system and container ship |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130508 Effective date of abandoning: 20160706 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |