April 29, 2016 10:54 amPublished by jgouldComments Off on Tech Brief: Drag Chain Conveyor Operation
Understanding the Functional Differences Between Drag Conveyor and En-Masse Drag Conveyor INTRODUCTION Chain conveyors whether known as Drags, Scraper, Paddle, or En-Masse all start out with a continuous chain and fixed flights operating within an enclosed trough. While each individual type functions somewhat differently, their purpose is to accelerate and move a bulk commodity from inlet to discharge at a [...]
April 12, 2016 2:12 pmPublished by jgouldComments Off on Case Study: Glass Cullet
Fiberglass Manufacturer Reduces Maintenance Cost and Improves Operating Conditions with Drag Chain Conveyors CHALLENGE A global fiberglass insulation manufacturer sought an improved method for handling glass cullet and batch. The screw and belt conveyors used in all of the North American plants to move glass and bulk material were causing excessive maintenance and housekeeping issues and the unplanned [...]
December 16, 2015 2:39 pmPublished by jgouldComments Off on Case Study: Power Generation
Ash Handling Efficiency Improves Operations and Reduces Maintenance for a Coal Powered Utility CHALLENGE A large +/-200 MW generation facility in Illinois had an ongoing maintenance challenge with the coal ash handling systems installed in the plant. Previous expansion left the utility with a range of different conveying equipment and complicated conveyor designs for handling the high temperature [...]
October 23, 2015 1:54 pmPublished by jgouldComments Off on Case Study: Pulp and Paper Manufacturer
Pulp and Paper Mill Cuts Maintenance Costs and Improves Operations with Salt Cake Conveyor Redesign CHALLENGE A Pulp & Paper facility in Northwestern Pennsylvania had extensive issues with conveyor corrosion and subsequent failure on the salt cake handling system due to the corrosive vapor that was generated when the cake was introduced to a black liquor tank. The [...]
September 1, 2015 8:33 pmPublished by jgouldComments Off on Case Study: Biomass Power Generation
Utility Uses Farm Waste to Generate Power and Capitalizes on Revenue Streams CHALLENGE CDM was contracted to provide a layout, conveyors, drives, structural steel towers and catwalk trusses for approx. 500 ft. of the conveying distance. Total conveying distance of the product is approximately 600 ft. Conveyors were designed at a rate of 20 TPH of Ash. In [...]
September 1, 2015 1:08 pmPublished by jgouldComments Off on Case Study: Wood Products Manufacturer
En-Masse Twin Chain Retrofit Gets a Brazilian Wood Products Manufacturer Running at Full Capacity CHALLENGE Poor design and sizing of the existing conveyors complicated by incorrect flight selection meant the conveyors could not handle the required loads or the characteristics of the material. The material handling challenges lead to conveyor failure and unplanned downtime. PRODUCTS UTILIZED Drop-Forged Chain [...]
September 1, 2015 12:53 pmPublished by jgouldComments Off on Case Study: Coal and Ash Handling
A University Reduces Maintenance and Increases Efficiency with a Complete Coal and Ash Handling System CHALLENGE A university in the northeastern part of North Dakota needed to upgrade their central heating system. The winters in the region are long and cold requiring a 7 month heating season. The aging system was costly to operate due to high maintenance [...]
August 1, 2015 8:20 pmPublished by jgouldComments Off on Case Study: Refinery
Drag Chain Conveying System Supports Refinery Filter Cake Recycle and Reuse CHALLENGE A large oil company sought to expand refinery operations at one of their global locations. The expansion required an effective way to handle the filter cake at a new refinery. The high-volume of filter cake coupled with the system redundancy required by the producer meant numerous [...]
August 1, 2015 6:37 pmPublished by jgouldComments Off on Case Study: Potash Producer
Potash Producer Realizes Operating Savings through Conveying Equipment Standardization CHALLENGE A global Potash mining and processing company planned for a major expansion at an existing facility in Saskatchewan, Canada along with a new processing plant adjacent to the existing operation. The expansion and new construction would double the capacity of the Potash producer. The expansion was needed to [...]
July 1, 2015 5:41 pmPublished by jgouldComments Off on En-Masse Drag Conveyor Improves Glass Cullet Delivery for a Processor
Elk River, MN – CDM Systems, Inc., an industry leader in the design and manufacturer of En-Masse Drag Chain and Conveyors, worked with a small Biomass power producer to achieve consistent and reliable power to customers. The En-Masse conveyor technology by CDM is designed to handle high loads with a relatively small footprint. This mass flow-to-foot print ratio is possible [...]