The performance of a dust collection system is dependent upon numerous factors. Designing your dust collection system to meet nfpa. Testing dust collector performance measurements ansiashrae standard 199 is designed to create a uniform test for dust collectors. The ccd process the lapple model is perceived as a standard method and has been considered by some engineers to be. However, 4 metal duct was desired to be connected to the dust collector intake in order to have consistency with the other ductwork in the system. Dust collection that evolves with your shop wood magazine. Once filter bag precoating with precoat is complete, increase the air volume for normal design flow levels to the baghouse, and turn on the hopper dust removal equipment. There are different processes for collecting the dust in a gas stream see global overview here, among them, cyclones are probably one of the most. The dust collector s cleaning system design works in conjunction with filter design. Nfpa 652 2016, standard on the fundamentals of combustible dust, defines an enclosureless dust collector edc as, an airmaterial separator ams designed to separate the conveying.
The dust collector operates by either inertial or phys ical barrier means, for example, a cloth sock or fabric or sintered metal, to retain the particles while the air leaves the collector to travel to the air mover. Dale tomss dustcollection lines penetrate the floor and are strapped between the floor joists. All shapes and dimensions has been reevaluated to optimize. The acgih industrial ventilation, a manual of recommended practice for design is in its 28th edition and is considered by many to be the standard by which dust collection solutions should be measured. Noise level of the collector, footprint and height, the overall length of your duct, obstructions at. The first stage involves sizing your duct work for adequate vol ume cfm and velocity ftm for the type of dust you will be handling. Designing and sizing baghouse dust collection systems.
Dust collector selection guide dust collector guide. The primary enemy of ideal dust collection is static pressure. Applying a new test standard to compare industrial dust. Dust collection is an online process for collecting any process generated dust from the source point on a continuous.
Adjusting dust collector fan dampers help manufacturers prevent product lost, maintain dust control, and save time and money. How to make sure your dust collection system complies. Dust control handbook for industrial minerals mining and. An extracurricular student project nicholas harlow1, robert choate2, joel lenoir3 abstract. Six keys to reliable dust collector operationpart i. Pulse jet dust collector systems periodically inject short, powerful pulses of compressed air, in the direction opposite to the air flow, into a filterbag or a row of filterbags.
The service is free for purchasers of larger cyclones. Design staticpressure designstatic p rsu t om veair fromlongest du c tbran h o baghouseinlet exhaustfan operation highpressure. Brock, secretary mine safety and health administration david a. The dust collector came with a flamex system, connected to the facilitys sprinkler system which, in case of a fire, automatically shuts off the air flow in the extraction pipe and. Penn state industries assistance with ductwork layout. The fan creates a vacuum inside the system, which draws airborne dust from the workspace into the hoods or enclosures. Designing an efficient dust collection system spiral manufacturing. Dust removal and servicing requirements are expensive for many unit collectors and are more likely to be neglected than those for a single, large collector. The dust collector performance ratings should show that at your given static pressure, the cfm it will provide. To optimize cleaning and ensure reliable dust collector operation, use a timer board designed specifically for filter pulsing. This calls for the proper design, installation, operation and maintenance of dust collection equipment. The sizing and design process can be divided into two stages.
Its powered by a dust collector that uses a large induction motor to drive a special type of fan called an impeller. The dust collector, located in the basement, has a grounding rod attached. Horizontal and highefficiency cyclone cyclonic dust collection can reduce fabric filter baghouse maintenance costs, reduce downtime one challenge to designing a manufacturing process is. There are different processes for collecting the dust in a gas stream see global overview here, among them, cyclones are probably one of the most widespread. Selective cleaning controls provide an easy, maintenancefriendly way to keep filters clean. The horizontal chute is designed to maximize airflow while improving cfm. The dust collectors cleaning system design works in conjunction with filter design.
Prestartup checklist for dust collection system commissioning. The splitstream also has the ability to increasedecrease process temperature while collecting dust. Draw a topdown view sketch to scale of your machines and dust collector. Since its inception, the fabric style dust collector baghouse has.
A dust collection system works by capturing woodworking dust and debris in a stream of air and moving it through the systems ductwork to a collection area. Sizing your dust collection system design process this process can be divided into two stages. Dust collector approval and certificate of performance applications, 30 cfr 33 u. Design information designing your dust collection system. Having built my two bucket cyclone, i figured i might as well build a dust collector to use with it instead of that noisy shopvac. View the animation of the gpc industrial dust collector to see the compact, high efficiency cyclonic design. Design process for your baghouse dust collection system part 3. The dha should be as simple or as complex as the process and needs to. The cyclone design procedure outlined in cooper and alley.
Proper design and sizing of the compressed air system and its components. Plant engineering testing dust collector performance. Dust collection design can be complicated, here are a few simply steps to laying out an effective and efficient dust collection system. Design fabrication errors no dust receiver short outlet pipes dished heads poor or non existent airlocks instruments or access ports installed into cyclonic flow. The ccd process the lapple model is perceived as a standard method and has been considered by some engineers to be acceptable. Mac process, formally known as mac equipment was a 2011. Dust collector approval and certificate of performance. Choosing a filter media in an updated configuration in the latest dust collector design could provide the right combination to save you time, and energy, while meeting your dust collection.
Simplifying dust collection for your woodworking power tools. The jet dc1100a dust collector that was required for the test bed has a 6 intake that is factory supplied with a plastic fitting for the use of 4 flex hose. The cost of the compressed air supply may be the greatest operating cost in running a pulsejet dust collector. Unfortunately, most small shop vacuums, dust collectors, cyclones, and air. Dust collection research dust collection basics bill pentz.
Unlike typical cyclonic dust collectors, the gpc industrial dust. If a machine has multiple dust ports, the total cfm for the machine is the sum of all of the ports. Selfdumping hoppers provide easy dust disposal while protecting against unwanted dust leakage between the collector and hopper. The first stage involves sizing your duct work for adequate volume cfm and. The gold series xflo gsx industrial dust collector is the industrys bestinclass industrial dust collectionfume collection system. The high efficiency impeller type wet collector in stainless steel represents a long lived, economical wet collector at a low cost. Let the dust collector do its thing proper ductwork is all about providing a network that allows air to be pulled from each tool individually at ample velocity, and moving enough air volume to remove both the chips and the very fine dust produced. We have simplified the dust collection system design. Variables that play a role in where to place the dust collector include. Highvolume dust collection system designed for energy. Dustcollector suppliers will often help you position the collector in the shop and lay out the ductwork efficiently. Design analysis the cyclone design procedure outlined in cooper and alley 1994, hereafter referred to as the classical cyclone design ccd process, was developed by lapple in the early 1950s. The purpose of this study was to design and construct a multicyclone for removing dust that was released by sanding fiberglass surfboards. A dust collector is a system used to enhance the quality of air released from industrial and.
Using pressure monitoring to maintain dust collection. The trickiest part of building a dust collector is the blower. Its built on 20 years of successful performance of our. However, their principles of operation are often incorporated into the design of more efficient dust collectors. We have simplified the dust collection system design process for smaller shops, it is important to know federal, state and localities have codes. Dust control systems 39 design of exhaust hoods the design. The unique counter cyclonic design element of the splitstream dust. Pdf design analysis of dust collection system researchgate. Mac process process solutions for pneumatic conveying, material handling and dust collection. There are two phases to designing your dust collection system. The design of an exhaust hood requires complete process or.
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