Parameter Sensitivity Analysis and Probabilistic Optimal Design …

As a key component of a mine hoist system, the main-shaft device bears most of the bending moment and torque. Thus, it is important to quantify the performance of the main-shaft device and ensure the reliability of the device. The paper aims to investigate the impact of uncertain structural parameters on the reliability of the main-shaft device. …

Design of a Hoisting System for a Small Scale Mine☆

Keywords: Hoist, small scale mine, design, cost, rope, winder, electric motor 1. Introduction With mining increasingly becoming a main contributor to economy, it has become necessary to improve mining so as to harvest greater benefits. ... Double drum hoists can be used for all shaft depths ranging from about 100 meters to ultra- deep …

Hepburn Engineering Inc.

Hepburn Engineering Inc. designs and supplies state-of-the-art mine hoists and electrical controls for the full range of operating requirements, from shaft sinking and development up to the largest production capacities, as well as complete rebuilding or upgrading services for existing hoists of all types. Hepburn Replenishment at Sea Solutions ...

Uncertainty analysis and time-dependent reliability estimation for the

Abstract. The main shaft device (MSD) is a key component of the mine hoisting system. During lifting, vibration of the system will cause dynamic tension of wire rope at both ends, resulting in the complex stress state at the critical location of the MSD and thus considerably decreasing its service life.

Mine Rescue Systems

Production, Service, Personnel & Emergency Escape Timberland provides years of leadership in the design and manufacture of equipment for ongoing work in mining and shaft projects. We offer a complete range of custom hoists including production hoists, service hoists, personnel hoists and emergency egress hoists. We are one of the few …

MINING WIRE ROPE ATTACHMENT & EQUIPMENT …

service. Truly Mine Hoisting Solutions®. The Rigging Division is a full-service facility operating out of Saskatoon and Regina with the ability to fabricate custom chain and wire rope slings up to 1-1/2". We have a vast inventory of synthetic lifting slings, chain hoists, lever hoists, shackles, trolleys, winches (tuggers), and

Hoisting Equipment for a small scale mine

The project is a design of a hoisting system which can be used in a small scale mine. It involves the design of the drum, sheave, hoisting rope university of. Skip to document ... This is one of the reasons why hoist design is a matter of utmost importance. ... Double drum hoists can be used for all shaft depths ranging from about 100 meters to ...

Mine Shaft Hoist System

The mine shaft hoist system (mine winder) is wildly used in underground coal mine, metal mine and non-metal mine for lifting underground personnel, ores, materials, and equipment, with the features of safety and efficiency, no matter in inclined shaft, or in vertical shaft. Technical Parameters. No. Description. Unit.

A long and winding road

MINE HOISTS . A long and winding road. Paul Moore looks at hoist projects, hoist control and hoist. safety giving examples from the key technology players Installation of SIEMAG TECBERG. hoisting equipment at Sishanling. iron ore mine near the city of . Benxi in China Resolution Copper's Shaft 10 will have one of . the largest mining hoists ...

Types of mine hoists

the first electric drive for a mine hoist IM motor in 1891. Since then, history has seen a lot of firsts in the development of ABB's mine hoists, such as the first Ward-Leonard drive with DV motor, the first digital hoist monitor in 1955, the first thyristor converter driver in 1962, the first cyclo-converter driver in 1987,

Design of Mine shafts

Typically each new shaft is designed from scratch to accommodate the particular requirements envisioned by the mine planners. Therefore each shaft is designed and constructed on a fit for purpose basis. 617 5.0 Shaft Comparison The discussion on design of mine shafts will be incomplete without making the necessary comparison between …

Design of a Hoisting System for a Small Scale …

The present study investigates dust generated from the unloading process in a high-rise building for the mine hoist system and …

Gr8 Technology

The mine cage and the skips are lowered into the mine when a steel cable unwinds from the winch. The mine cage and skips are raised when the steel cable winds up again. Part 2: The sheave wheel is a pulley wheel …

ABB launches next-generation mine hoist control system

New ABB Ability™ NGX Hoist Control can adapt to any hoist and replace older and third-party systems, offering more flexibility than ever. The launch comes 130 years after ABB's first electrical motor for a mine hoist was commissioned in Sweden in 1891. ABB announces the launch of ABB Ability™ NGX Hoist Control, a global control …

Investigation of Dynamic Load in Superdeep Mine Hoisting

The paper will provide good technical support for the design and optimization of the mine hoists in superdeep mine shafts. 1. Introduction. Mine hoists are the key equipment in the transportation of mine shafts. With the increase of the mining depth, a Blair mine hoist as shown in Figure 1 will be a good machine to be applied. Higher …

Keep your personnel safe with top Mine Shaft Cages

In the event of a hoist problem, our Mine Shaft Cages are designed with reliable safety measures, so that the conveyance can be controllably brought to a safe stop, ready for retrieval. ... FLS counterweights also convince with their robust steel construction that ensures a durable and heavy-duty design, in which shaft inspection platforms can ...

Hard Rock Miner's Handbook

ABB's in-house mechanical hoist design capability makes it possible to optimise hoist design between electrical and mechanical components in a most effective way. This …

Deep Thinking: Shaft Design and Safety for a New …

Deep Thinking: Shaft Design and Safety for a New Generation of Mines. As increasingly deeper deposits are discovered and developed, shaft-sinking and hoist technology …

Mine hoist systems

ABB has the unique capability to design, supply, install and provide long-term service and support of entire mine hoist mechanical and electrical systems. We supply friction hoists as well as drum hoists of various …

Design of a Hoisting System for a Small Scale Mine

1997. The Research on poverty Alleviation (REPOA) is a not-forprofit Non-Governmental Organisation registered in Tanzania in November, 1994. Its overall objective is to deepen the understanding of causes,…. Expand. 23. PDF. Semantic Scholar extracted view of "Design of a Hoisting System for a Small Scale Mine" by T. Mushiri et al.

North America most powerful mine hoist for Mosaic potash mine …

ABB will design, deliver, install and commission the friction hoist with all related mechanical and electrical systems for Mosaic's new K3 potash mine in Saskatchewan, Canada. The greenfield mine is an expansion of Mosaic's established potash mining operations in the area. The K3 mine, located east of the Town of Esterhazy, in …

Mine Drum Hoist Rope Maintenance

Mining Companies employ the use of mine hoists to transfer ore, men and materials through a vertical shaft or slope. With varying depths, payloads and equipment, it is necessary to select a rope construction that is best suited for these parameters and that can also provide the most economical cost per ton hoisted. ... If the shaft conveyance ...

Design of a gold mine shaft hoisting system | Request PDF …

A mine hoist for hauling gold ore from the 252m level of an underground mine to the 101m level was designed with the objective of cutting ore tramming distance, handling and transportation cost ...

CDC

The goal of this research was to improve monitoring, inspection, and operating procedures to increase awareness of the proper functioning of mine hoists, ore passes, and chutes; develop means of warning of potentially dangerous situations; and to improve the design of mine shaft and ore pass structures. Current technology was …

Shaft: Site Selection, Shape, Depth & Pillar | Deep Mining | Mining …

R – radius of shaft pillar in m. 1. DRON'S Rule – Area of the shaft pillar = area to be supported + D/6 on all sides. 2. Foster's rule – R = 3√Dt. 3. Wadin's Rule – For shafts upto 100 m depth, size should not be less than 36.5 x 36.5 m. Thereafter for every 36.5m depth, increase size by 9 m. 4.

Mining shaft equipment

With more than 50 years of experience, Zitrón designs and supplies fully integrated solutions for mine shaft applications, including mine hoist systems such as: Emergency escape hoist. Service hoist. Production hoist. Inclined hoisting systems for mining, civil works and public transport. All mine hoists are custom designed in accordance with ...

OneMine | Mine Hoist Plant Design Fundamentals

PRELIMINARY DESIGN INFORMATION Before any engineering commences, the following information needs to be obtained to allow the preliminary sizing of the hoist plant equipment: • Shaft depth: The shaft depth will influence the hoist rope selection based on the material and personnel loads anticipated for the mine design. …

A multi-objective optimization design approach of large …

A multi‐objective optimization design approach of large mining planetary gear reducer. Wen Xin 1,4, Yanyan Zhang 2, Yang Fu 3,5, Wei Yang 3,5* & Huanping Zheng 1,4. A two‐stage computational ...

Shaft sinking from 1800 to 1900: Cousin Jacks

The development of steam-powered mine hoists in the early 19th century brought about a new problem. Prior to the use of a mechanically powered hoist, hoisting speeds had been rather slow. ... The entire excavation is carried out under water, then a lining of special design is lowered into place and the shaft dewatered. The lining is …

Deep mining

Mining is vertical; and it is deep. Deep can sometimes be very deep. A standard mine typically extracts from between 500m and 2,000m below the surface. Anything deeper …