A Dive in to Meter Proving & Testing by a Service Company


Quite simply, meter proving where the precision of a meter is checked. Whenever it involves meter proving there are lots of points and the specifics might change on a whim depending on the type of meter and technique of testing. As an example, a gas meter prover tests the precision for gas meters.. Lots of meter provers prefer to test their readings against a pre-specified spectrum as laid out inside of their guides..

You might think that meter proving and meter testing are one in the same – well they are certainly not – and here is the variances between them.

Whenever a trained professional is investigating the accuracy of the meter this is what’s called “meter proving“. Things like determining the appropriate volume of disbursement to the meter results itself. NIST or The National Institute of Standards and Technology, holds loads of critical information in their databases in which meter proving techs can perhaps possibly use and compare and contrast their results from whatever meter they’re examining. The most prevalent proving is done for liquid gas and typically alongside pipelines. Often provers will correlate with meter station staff to do a comparison of results.

meter provingEven while meter testing has been in existence for longer than a hundred years the equivalent standard prevails presently as it did in the past. Because of this testing by way of this method is susceptible to many different variations and insecurities.

There are several design criteria for meter calibration systems. These can include, but aren’t limited to, volumetric methods, gravimetric methods, and master meter contrast. These processes can produce outcomes with a doubt of better than 4-to-1 as weighed against the meter become proven.

In addition, there are requirements that manage and encompass the calibration system that is entire. NIST and ISO 17025 define criteria and requirements with varying amounts of difficulty for calibration facilities and procedures. tThe National Institute of Standards and Technologies, or NIST, defines requirements for traceability that real time using the laboratory that is individual maintenance or self-compliance. ISO 17025 is a more rigorous, third-party official certification. This standard includes the calibration that is whole and produces metrics for the calibration rig elements, admin systems for process operations, personnel proficiency, and papers giving support to the traceability and total dimension question for the calibration center that is entire. ISO 17025 standards ensure the known level that is greatest of self- confidence in accuracy and repeatability.

A gas meter prover is an instrument that confirms the correctness of a gas meter. Provers are traditionally employed gas meter maintenance establishments, city and county gas meter shops, and public works sites. The processes in which meter proving experts sample the precision of a meter is through passing air through after which checking those outcomes to the meter’s own internal displacement. The prover then displays a proof, a rate shown as a percent which compares the volume of air passed with the volume of air gauged to establish the meters correctness.

A bell prover (commonly referred to in the industry as a “bell”) is made up of the upright inner container encompassed by an external layer. There’s two layers and while the external layer is ordinarily filled up with oil, the inner layer is referred to as the bell. fluid seal. Bell provers are generally counter-weighted to offer pressure level that is positive to a line and valve affixed to a meter. On occasion wheels or guides are installed on the part that is moving of bell which allows for smooth linear mobility without the potential for immeasurable pressure differentials caused by the bell rocking back or forth.

Uncertainness frequently experienced, and perhaps unaccounted-for inside of a test where utilizing bell provers can contribute to incorrect proofs, through which an operator may adjust a gas meter poorly. One nonuniformity above Each others is the the majority of common and that is when provers find temperatures discrepancies involving the bell meter and the binding pipes employed the prover. Some other points could be hardware such as for instance stuck or sticky bell casters or guides, unbound piping connectivity or valves, a ding in the test area of the bell, incorrect counterweights, and human mistakes in the operation or calculations.

Over the year technologies has advanced an awful lot and now, with the advent of PLCs (Programmable Logic Controllers), repair shops can possibly automate the bell proving process. Rather than manually raising and lowering the bell prover, solenoid valves affixed to a PLC controls air flows through the meter. As is most automation, computers function data inputed to them thru testers. During the early 1990s, the PLC was replaced by PACs (Programmable Automated Controls) and modern computer devices. Later on detectors had been added that evolved automation more and eliminating a significant portion of the “human factor” from testing.

As you could possibly gather from this write-up, meter testing/proving is a definitely complex process depending on lots of variables.

UPDATE: currently across Canada there is a regulatory push going on for Multi-Sector Air Pollutants Regulations. As a result many equipped service companies are targeting producers for this regulatory service.

Energy Management & Consulting Firms

Maybe you’re wondering “what on Earth is energy management” and then again maybe you know exactly what these consulting firms offer. Either way let’s dive in to the benefits of hiring a professional energy consultant.

Did you know that many commercial, industrial and governmental organizations can actually negotiate their energy rates? Well it’s true. Enter the energy management consultant.

The objective of energy consulting or advisor firms is to help reduce operational costs by negotiating energy procurement at a discount rate. Essentially…getting cheap energy!

However worth noting is that there is an increasing demand for corporate social responsibility as companies move to become more energy efficient and environmentally friendly. As such we are seeing more and more energy consultants focusing more of their attention on helping these corporations become more socially conscious with regards to the environment.

Image courtesy of ESM – Marketing for Energy Services

Enterprise energy management aims to reduce exposure to volatile energy markets like electricity and natural gas. In fact, as of this writing the natural gas sector is suffering a massive downtrend in demand giving leverage to enterprises seeking to reduce their costs.

Now that you’ve gotten the elevator pitch on what energy consultants and management firms do let’s deep dive in to why they are so incredibly important.

Logistics including planning, operations, efficiency and enviro-impact all play roles when auditing energy production and consumption in order to procure discounted energy rates. According to the VDI-Guideline 4602, the definition of energy management, including monetary benefits is the proactive, organized and systematic coordination of procurement, conversion, distribution and use of energy to meet the requirements, taking in to account environmental and economic objectives.

Ok so now you’re educated on what and energy advisory firm does now who does it best?

Let me introduce you to the premier energy consultant in Texas. QuotEnergy is an energy consulting services company with a historic track-record of providing incredible discounted energy rates to corporate enterprises and school districts alike.

QuotEnergy was established in 2016 by renowned energy management advisor Glencora Ore. With a history of being one of the best energy procurement specialists in Texas, Glencora has clients spanning government, manufacturing and high-end verticals as top salesperson some of the nation’s largest energy-procurement and advisor firms as an independent broker with deep understanding of deregulated markets since 2001.

If you’re in the market for cheaper energy rates for your organization or enterprise, think about calling QuotEnergy and get your energy evaluation done today! 800-320-6106