tank level control Articles

  • Fighting Foam in Aeration Tanks

    Just like a poorly poured pint of beer can wreak havoc on your coffee table, excessive foam formation in aeration tanks can create operational challenges for both municipal and industrial treatment plant operators.  In municipal plants, foam formation is common during secondary treatment startup, as the young microbiology is unable to breakdown surfactants associated with soap, shampoo, ...


    By KLa Systems, Inc.

  • Paste thickener bed level measurement

    Numerous studies and papers have been devoted to the subject of thickener design and operation to achieve specified throughput and discharge densities. Mathematical models have been developed that present methods for sizing thickeners and predicting performance under varying process conditions. The compression effect of deeper beds on dewatering performance is a recognized phenomenon. This is one ...


    By WesTech Engineering, Inc.

  • Ultrasonic level measurement: a Modern Classic!

    Radar technology has long had the reputation of being the best method of level measurement available - but does this also apply to the wastewater market? Based on its physical characteristics, radar technology certainly offers great flexibility and high performance. However, from an objective standpoint, non-contact level measurement using ultrasound is often the first choice and also the right ...


    By Endress Hauser

  • Maintaining level of acidulants in the food industry case study

    Reducing delivery costs and time by utilizing Solid's SmartScan 25L for level measurement of acidic liquids in Gadot Biochemical factory. Gadot Biochemical Industries Ltd. (GBI) located in Israel, is a prominent world-wide supplier of ingredients and fine chemicals for the food, cosmetic, detergent, and pharmaceutical industries, and specializes in the manufacture and development of Citric Acid, ...

  • Level measurement of ferric chloride case study

    MonoScan provides ongoing measurement results of Ferric Chloride (FeCl3) solution in one of Israel's most advanced wastewater treatment plant. The Ashdod wastewater treatment plant has invested significantly in state-of-the-art control systems to ensure 100% usage of the wastewater entering its facilities. The plant is self sufficient, by using its own resources providing power, water and gas. ...

  • Measuring level of chemical solutions case study

    MonoScan provides a non-contact ultrasonic answer for measuring the level of chemical solutions in KunMing Chemical company. KunMing Qingshang Chemical is China's leading provider of a variety of chemical products. The company produces several types of chemical solutions such as, Ammonium Chloride (NH4CI), Niter (KNO3) and more. These solutions are stored in large vessels and need to be carefully ...

  • Efficient monitoring of glucose level case study

    MonoScan provides an efficient monitoring of glucose level in as leading jam manufacturers. The manufacturing is based on grapes to produce jams, confiture and related products for the food industry. The company sought an ultrasonic level measurement solution that will improve monitoring over the glucose level in the storage tanks and reduce costs throughout the plant. The ...

  • The case for water jet tank cleaning

    To maintain a consistently high level of product quality, today's processing plants must ensure that their tanks and reactors are thoroughly cleaned on a regular basis. The direct expenses involved can be substantial, and adding indirect costs {e.g., downtime and compliance with safety and environmental regulations) puts extreme pressure on tight operations budgets. To meet this challenge, more ...


    By NLB Corp.

  • Controlling Sludge in Lamella Clarifiers

    This month we are focusing on the control of sludge blanket build up in Lamella Clarifiers. Lamella Clarifiers, also known as Inclined Plate Separators (IPS) are in common use at Waste Water Treatment Sites as small footprint plant settlement units and are often employed in ...


    By Partech (Electronics) Ltd.

  • Septic tank additive impacts on microbial populations

    Environmental health specialists, other onsite wastewater professionals, scientists, and homeowners have questioned the effectiveness of septic tank additives. This paper describes an independent, third-party, field scale, research study of the effects of three liquid bacterial septic tank additives and a control (no additive) on septic tank microbial populations. Microbial populations were ...

  • Cost effective ultrasonic level measurement of Sulfuric acid case study

    Cost effective level measurement solution provided by MicroScan in one of Luxembourg Industries' Sulfuric acid tank. Luxembourg Industries, located in Israel, manufacture diverse list of products to customers in the agricultural, biotechnology, chemical, pharmaceutical and other industries. Among their products are branded crop protection products, diverse crop protection chemicals, industrial ...

  • Spill prevention, control and countermeasure

    Background One of the EPA’s mandates is to prevent oil spills from polluting our nation’s navigable waterways which are defined under the Clean Water Act and Oil Pollution Act as any waterway or body of water that is used for ...

  • NOV MONO completes project to ensure quality levels for welsh water

    The project centers on an EZstrip progressing cavity pump which is now being used on sewage transfer duties to ensure that the plant can guarantee the quality of the treated sewage under any flow conditions. Powered by a 4kW motor and operating at a duty speed of 226 rpm, the EZstrip pump draws sewage from the centre of the ...

  • Application Study 0121x Former UST Site – Soil Mixing – Low Level

    SITE OVERVIEW Former UST Site, St. John’s, Az AZ DEQ Site Number: 0-000772 CONTAMINATION Gasoline contaminants in clayey soil HISTORY Leaking Underground Storage Tank (UST) had contaminated an area at the refueling location for the ...


    By EN Rx

  • Sludge Blanket Level Detection – making new process opportunities possible

    Much Pulsar's Self-Cleaning Viper Sludge Sensor of the demonstrating the effective maintenance-free solution. discussion around the way we deal with sewage sludge – the way it is moved around the process, the bellmouth valves and decant processes, the downstream treatment of the liquors, important issues around TOTEX and discharge Compliance, plus more recently the ...

  • Deep and Dirty - Derby Sewage Treament Works Inlet tank

    Derby STW had a significant problem with float switches 'ragging-up' in this very large inlet works. Other ultrasonic equipment failed and the customer did not believe an ultrasonic solution could work.....until Pulsar became involved. Pulsar Process Measurement supplied non-contacting ultrasonic level measurement equipment into the main transfer pumping station at Severn Trent Derby STW, in an ...

  • Steady monitoring of potable water in storage tanks case study

    MonoScan L provides Taiwan Water Supply Corp. a dependable ultrasonic solution for measuring potable water level in their storage tanks. Taiwan Water Supply Corp. supplies water treatment services for the city of Taichung, Taiwan. Part of the process includes storage tanks of potable water that are conveyed directly to the city's water system. The problems The company used ...

  • Underground Storage Tank Training and Maintenance Saves You Money

    You as an employer can save money while preventing inventory loss and environmental releases by participating in Underground Storage Tank Operator Training. You may be asking yourself these questions: Why do I have to complete this training? Who needs to complete this training? When do my employees need to complete the training by? Where does the training take ...


    By Antea Group - USA

  • Tank terminal demonstrates the electrically operated solution for ESD Valves - case study

    Overview Since the disastrous fire at the Buncefield fuel depot in 2005, much has been done to ensure that such a catastrophic accident should not happen again. Led by COMAH (Competent Authority/Industry Standards Task Group), safeguards have been put in place by the petroleum industry to provide additional safety and environmental protection to tank storage installations. Endorsing the ...


    By Rotork

  • Underground storage tank training and maintenance saves you money

    You as an employer can save money while preventing inventory loss and environmental releases by participating in Underground Storage Tank Operator Training. You may be asking yourself these questions: Why do I have to complete this training? Who needs to complete this training? When do my employees need to complete the training by? Where ...


    By Antea Group - USA

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