Hydropower Station Gantry Crane

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Authentication mark:
CCC
CE
ABS
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CCS
For customized products, please fill out information and submit the form.
Capacity:
100T (customizable)
Lifting Height:
6~12M (customizable)
Voltage/Hertz:
(customizable)
Working Class:
A3
Span:
18~35M (customizable)
Apply: The Hydropower Station Gantry Crane is a specialized heavy-lifting solution engineered for the demanding environments of hydroelectric power generation.
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Introduction

Technical Data

Application

Features

Certificate

Inquiry

PRODUCT INTRODUCTION

The Hydropower Station Gantry Crane is a custom‑engineered, heavy‑duty overhead lifting system purpose‑built for the unique demands of hydroelectric power generation. It combines exceptional load capacity, pinpoint positioning accuracy, and rugged durability to operate reliably in high‑humidity, outdoor, and semi‑enclosed powerhouse environments over a service life of 50+ years.

TECHNICAL DATA

Parameter Specification Parameter Specification
Machinery Test Report Provided Warranty 1.5 year
Video outgoing-inspection Provided Rated Lifting Moment 800N
Max. Lifting Height 6M~12M Weight (KG) 35000
Place of Origin Henan, China Application Outdoor Yard
Lifting Weight 50~100t Span 18~35m
Primary Lift Height 11.5~12m Working Class A3

APPLICATION

Application Industry – Six Core Segments

1.Large‑Scale Reservoir Hydroelectric Plants
High‑capacity cranes (300 t and above) are deployed for handling massive turbine runners, generator rotors, main transformers, and spiral cases during both initial construction and major overhauls. The extreme weights and critical alignment tolerances demand robust structures and micron‑level positioning.

2.Pumped‑Storage Hydroelectricity (PSH) Facilities
These plants require frequent lifting of reversible pump‑turbine components and motor‑generator sets. The crane must support high duty‑cycle operations, rapid changeovers between pumping and generation modes, and precise extraction/insertion of large vertical shafts – often in confined underground caverns.

3.Run‑of‑River Hydro Stations
Compact powerhouse layouts with limited clearance call for cranes with narrow spans and flexible control. Typical tasks include installing bulb turbines, Kaplan runners, and intake gates, as well as performing routine maintenance without dewatering the entire headrace – demanding both agility and corrosion resistance in wet environments.

4.Hydropower Equipment Manufacturing & Pre‑Assembly Yards
Off‑site fabrication facilities use gantry cranes to pre‑assemble stator segments, shaft sections, valve bodies, and wicket gates. These operations require exceptional accuracy for subsequent field erection, and the crane often handles irregularly shaped loads with custom lifting beams.

5.Dam Gate, Spillway, and Intake/Outlet Structure Operations
Dedicated outdoor or semi‑outdoor gantry cranes are essential for raising and lowering stop logs, trash racks, radial gates, and emergency closure gates. These tasks are critical for flood management, sediment flushing, penstock dewatering, and tailrace inspection – with added wind‑lock and anti‑corrosion features.

6.Rehabilitation, Upgrade, and Life‑Extension Projects
Many ageing hydropower stations undergo modernisation to improve efficiency or increase capacity. The crane is used to extract obsolete turbine‑generator sets and install new units within existing overhead clearance, often requiring customised outreach, telescopic jibs, or auxiliary lifting devices to navigate legacy building constraints.


FEATURES

1

The crane is engineered to handle loads from 50 tonnes up to over 500 tonnes, with custom designs available for even heavier rotors and transformers. Its double‑girder box structure and high‑strength steel ensure stable lifting of the heaviest turbine‑generator components, while the main and auxiliary hoists allow flexible load distribution and tandem operation for unbalanced or oversized items.

2

Equipped with variable‑frequency drive (VFD) controllers and closed‑loop encoders, the crane achieves creep speeds as low as 0.5 m/min and positioning accuracy of ±1 mm. This precision is critical when aligning turbine shafts, stator segments, and inlet valves within tight clearances, minimising mechanical stress and ensuring flawless assembly.

3

A comprehensive safety suite includes dual mechanical brakes on every hoist drum, electronic overload limiters with audible/visual alarms, slack‑rope detectors, overspeed governors, and anti‑collision sensors for multi‑crane rails. Emergency stop circuits and wind‑lock mechanisms (for outdoor sections) guarantee operator and equipment safety under all operating conditions.

4

All structural and electrical components are treated for high‑humidity, outdoor, and temperature‑extreme environments. Features include hot‑dip galvanised or epoxy‑coated steel, IP55/IP65 sealed junction boxes, stainless steel hardware, and heated cabs. The crane reliably operates in tropical rainfall, alpine snow, and coastal salt‑fog conditions without corrosion or performance degradation.

5

Operators can choose between cabin‑mounted controls, pendant push‑buttons, or radio remote transmitters – all with ergonomic interfaces. The PLC‑based control system stores multiple lifting protocols, provides real‑time load‑moment display, and allows smooth acceleration/deceleration curves. Remote control is particularly valuable for gate operations where the operator must maintain clear sightlines.

6

An optional IoT‑ready module continuously tracks hoist motor temperature, gearbox vibration, brake wear, and rope condition. Data is transmitted to a central dashboard, enabling predictive alerts and maintenance scheduling before failures occur. This function drastically reduces unplanned downtime, extends component life, and optimises the crane’s 50‑year service life – a critical advantage for long‑term hydropower assets.

CERTIFICATE