Peralatan Dek Kapal Gantry Crane Ruang Mesin Listrik

Electric Engine Room Overhead Traveling Crane. Mesin Utama

Ringkasan Produk

The electric engine room overhead travelling crane is a shipboard overhead travelling lifting appliance installed above or alongside the main engine and major machinery maintenance route.Tujuannya adalah untuk mengangkat, lower, traverse and transfer cylinder heads, pistons, exhaust valves, turbocharger parts, pumps, motors and other machinery components during overhaul,then position them on a maintenance platform or move them towards an engine-room hatch or removal route. kemudian posisikan mereka di atas platform pemeliharaan atau pindahkan mereka ke gerbang ruang mesin atau jalur penghapusan..

Unlike a deck crane, this crane works inside the machinery space and must be integrated with the engine-room structure, runway beams, headroom, maintenance clearances and machinery-removal path. Unlike a deck crane, this crane works inside the machinery space and must be integrated with the engine-room structure, runway beams, headroom, maintenance clearances and machinery-removal path. Unlike a deck crane, this crane works inside the machinery space and must be integrated with the engine-room structure, runway beams, headroom, maintenance clearances and machinery-removal path. Unlike a deck crane, this crane works inside the machinery space and must be integrated with the engine-room structure, runway beams, headroom, maintenance clearances and machinery-removal path.The final crane arrangement is therefore selected by SWL The final crane arrangement is therefore selected by SWL The final crane arrangement is therefore selected by SWL, span, hoisting height, bridge travel, trolley travel, hook approach, power supply, control method, vessel inclination criteria and class/flag requirements.Electric remote or pendant control can be supplied according to the approved project arrangement (pengendalian jarak jauh atau gantung listrik dapat disediakan sesuai dengan pengaturan proyek yang disetujui).

Spesifikasi Cepat

• SWL range in supplied series: 0.5 / 1 / 2 / 3 / 5 t → covers common machinery-maintenance lifts, with final SWL selected from the heaviest maintenance component plus approved lifting gear.
• Horizontal travelling speed: 6 m/min → reference value from the supplied data for bridge or crane travelling; exact travel arrangement must match the approved GA.
• Hoisting speed: 8 m/min in supplied data → slow / creep speed is not stated and should be confirmed where precise engine-maintenance positioning is required.
• Hoisting height: 512 m for 0.511 t and 540 m for 215 t in supplied data → actual hook travel is determined by engine-room deck levels, maintenance platform and removal route.
• Power supply options: AC 380 V 50 Hz 3-phase / AC 415 V 50 Hz 3-phase / AC 440 V 60 Hz 3-phase → one project supply is selected; motor and control components must match the vessel electrical system.
• Control: electric remote or pendant control → operator position, emergency stop and cable / radio arrangement to be confirmed by project (pengendalian jarak jauh listrik atau gantung)
• Surface preparation: abrasive blast cleaning to Sa 21⁄2 as a typical basis → final primer, intermediate coat, topcoat, DFT and colour follow the vessel coating specification.
• Regulatory basis: engine-room cranes are shipboard lifting appliances → class, flag, load testing, SWL marking and examination requirements must be confirmed for the vessel and delivery date.

Parameter teknis utama

Panduan Pemilihan & Inquiry

Langkah 1:Provide the main engine maker / model and maintenance lifting list. Identify the heaviest item to be handled, lifting points, maintenance sequence and any lifting beam,Sling atau loose gear termasuk dalam beban.

Langkah 2:Confirm crane geometry: required SWL, span between runways, bridge travel, trolley travel, hoisting height, hook approach, headroom yang tersedia,maintenance platform elevation and hatch / machinery-removal route (dalam bahasa Inggris)..

Langkah 3:Konfirmasi kondisi desain kapal: operating condition, list/heel and trim criteria, machinery-space temperature, humidity, vibration, corrosion category and any low-temperature requirement.

Langkah 4:Konfirmasi data listrik dan kontrol: vessel voltage / frequency / phase, control voltage, pendant or radio remote control, cable festoon / cable chain arrangement,Isolator lokal dan kapal alarm / interlock interface jika diperlukan.

Langkah 5:Confirm class and statutory scope: flag, classification society, SOLAS applicability, plan approval, load test, loose gear, SWL marking, dan lain-lainmaker documentation and survey witnessing yang dibutuhkan oleh proyek.

Langkah 6:Provide quantity, shipyard / vessel project, delivery destination, required delivery time, engine-room GA, structural runway details and any preferred maker list for motors, brakes, dan lain sebagainyaKontrol atau komponen listrik.

Crane Arrangement & Main Components

Bridge girder(s) | End carriages and travelling wheels | Shipyard runway / rail interface | Electric trolley or crab | Electric wire-rope hoist | Hook block | Hoisting brake | Travelling drive | Upper / lower hoisting limits | Travel end limits and mechanical stops | Control panel | Pendant / remote control | Power cable system | Buffers | Identification and SWL marking

Engine Room Integration & Maintenance Keuntungan

• The crane should be laid out around the main engine overhaul path, not selected only by tonnage.Turbocharger atau mesin lifting points and the intended landing / removal position.
• Low headroom and hook approach are often decisive in machinery spaces. The selected hoist and trolley arrangement should preserve usable lifting height below deck beams, ventilation trunks, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancurPiping and cable trays.
• Runsway beams and their supporting ship structure transfer the crane reactions into the hull.Weld details and hull reinforcement must be approved as part of the vessel structure arrangement. Rincian las dan penguatan lambung harus disetujui sebagai bagian dari pengaturan struktur kapal..
• The maintenance route should avoid interference with handrails, ladders, exhaust piping, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur, air mancur.Platform dan komponen mesin yang bisa dilepas.
• For precise maintenance work, a slow or creep hoisting function may improve positioning. The supplied data only states 8 m/min, atau 8 m/min, atau 8 m/min, atau 8 m/min.Jadi setiap persyaratan kecepatan ganda atau variabel harus dikonfirmasi sebelum dikutip..
• Akses pemeliharaan harus disediakan untuk hoist, brake, rope, drum, sheaves, travel drives,Batasi saklar dan peralatan listrik sehingga pemeriksaan rutin dapat dilakukan tanpa pembongkaran besar..
• Noise and vibration can be reduced through appropriate motor, gearbox, wheel and brake selection, atau dengan cara yang lebih mudah.but no guaranteed dB value should be published unless it is included in the approved technical specification (nilai dB yang dijamin tidak harus dipublikasikan kecuali termasuk dalam spesifikasi teknis yang disetujui).

Kontrol, Keamanan & Fitur Listrik

• Hoisting brake should be fail-safe so the load is held when power is removed; final brake arrangement and redundancy follow the approved crane design and class requirement.
• Upper and lower hoisting limits and bridge/trolley travel limits are normally included to prevent overtravel. Mechanical end stops or buffers provide an additional physical travel boundary.
• Emergency stop, motor overload / thermal protection and phase / power protection should be included in the electrical design according to the approved schematic.
• An overload protection or load-limiting function may be required by the selected class/statutory rules and crane design; set point, reset logic and test method are to be confirmed.
• Kontrol remot radio dapat dipertimbangkan bila diperlukan, tunduk pada kebijakan radio/EMC kapal dan filosofi kontrol yang disetujui.
• The power cable system must accommodate the complete bridge and trolley travel without snagging or interfering with maintenance routes..
• Semua kontrol, rem, batas dan fungsi arah harus diperiksa selama komisi dan setelah perbaikan listrik atau mekanik utama sebelum crane dikembalikan ke layanan.

Atribut khusus

• Product Type: Electric engine room gantry / overhead travelling crane → shipboard lifting appliance for machinery maintenance, not a deck cargo crane (dalam bahasa Inggris).
• SWL: 0.5?? 5 t in supplied series → final capacity selected from the maintenance lifting list and approved design load.
• Crane Arrangement: Single-girder / double-girder / crab arrangement to be confirmed → depends on SWL, span, headroom and machinery-space layout.
• Travel: Bridge travel plus trolley travel → actual coverage and end positions must match the engine-room GA and maintenance route.
• Hoisting Height: 5×40 m within supplied series → project value based on hook path and machinery-removal elevation.
• Power Supply: 380 V 50 Hz 3P / 415 V 50 Hz 3P / 440 V 60 Hz 3P → select one vessel supply and confirm control voltage separately.
• Ambient Temperature: Project-specific → the supplied -40 to +50°C range requires special confirmation of steel, electrical equipment, lubricants and controls; it is not a default ISO 19354 range.
• Coating: Sa 21⁄2 surface preparation plus project paint system → coating type, number of coats, total DFT and colour to be confirmed.
• Control Method: Pendant / wired remote / radio remote option → final arrangement subject to project and class approval.
• Classification: According to vessel requirement → plan approval, survey, load test and certification scope to be confirmed before quotation (Klasifikasi: Menurut kebutuhan kapal → persetujuan rencana, survei, uji beban dan ruang lingkup sertifikasi untuk dikonfirmasi sebelum dikutip)

Cara Kerjanya

Operator positions the bridge above the maintenance area → Trolley moves the hoist to the component lifting point → Hook and approved loose gear are connected → Load is lifted vertically within SWL → Bridge / trolley transfer the load along the planned maintenance route → Load is lowered to the maintenance platform or removal position → Crane is parked and isolated after use

Aplikasi

Main engine cylinder-head handling | Piston and connecting-rod maintenance | Exhaust valve handling | Turbocharger component maintenance | Auxiliary machinery removal | Pump and motor replacement | Engine-room spare-parts transfer | Machinery overhaul and dry-docking maintenance

Kelas, Pengujian dan Dokumentasi

Mesin room cranes are lifting appliances under current shipboard lifting-appliance requirements. Untuk peralatan yang dikirimkan / dipasang di bawah SOLAS Regulation II-1/3-13,The project should confirm the recognized organization (Proyek harus mengkonfirmasi organisasi yang diakui), flag-state interpretation, design approval, installation survey, load test, thorough examination, SWL marking and lifting-appliance register requirements before manufacture.

Sertifikat dan keterlibatan survei dapat diatur sesuai dengan persyaratan proyek dan prosedur kelas yang dipilih; mereka tidak diasumsikan sebagai inklusi standar untuk setiap pesanan.

Sertifikasi: CCS, NK, BV, ABS, DNV, LR, KR, IRS, RS, RINA, CRS, Makers Test Certificate tersedia atas permintaan, sesuai dengan persyaratan proyek dan tunduk pada persetujuan kelas / ruang lingkup survei.

Gambar & Foto

FAQ

Q1:How should the SWL of an engine room crane be selected? Bagaimana seharusnya SWL dari crane ruang mesin dipilih?

A1: Start from the vessel maintenance lifting list and identify the heaviest component that must be removed or overhauled. Include the mass of lifting beams, slings,Chackles atau gear longgar lainnya yang diperlukan oleh pengaturan angkat yang disetujuiThe selected SWL, span and hook coverage must then be checked against the engine-room GA and class/flag requirements.

Pertanyaan 2:Is this crane the same as a marine deck crane? Apakah ini derek yang sama dengan derek laut?

A2: Tidak. Crane ruang mesin adalah alat angkat kapal internal untuk pemeliharaan mesin.sementara derek crane umumnya merupakan derek-mounted crane untuk external cargo or stores handlingPengaturan mereka, lingkungan operasi dan antarmuka struktural berbeda.

Q3:Apa informasi yang dibutuhkan sebelum pengutipan dan persetujuan kelas?

A3: Provide SWL, main engine model, maintenance lifting list, span, bridge and trolley travel, hoisting height, headroom, hook approach, runway / support details, vessel power supply, control method,design list / heel and trim, kondisi lingkungan, klasifikasi masyarakat, bendera, sistem pelapis, kuantitas, galangan kapal dan jadwal pengiriman.