On January 12, the Bureau of Indian Standards (BIS) in New Delhi published a newly approved standard: Composite Cylinders for On-Board Storage of Compressed Natural gas (CNG) as a Fuel for Automotive Vehicle – Specification (IS 15935 : 2011). The Standard was adopted after the draft finalized by the Gas Cylinders Sectional Committee had been approved by the mechanical Engineering Division Council.
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Category: Standards
India Approves New Standard for Composite CNG Cylinders
ISO NGV Fuelling Station Standards Progress in Vancouver
NGV Global Workshop brings stakeholders up to speed
Canadian compressor manufacturer IMW Industries has played host to three days of meetings at the Vancouver Convention Center to progress draft ISO standards for NGV fuelling stations. Members of ISO PC252 convened for two and half days working on the drafts of ISO WD 16923 (CNG) and ISO WD 16924 (LNG) while NGV Global used half a day of the three day program to host a workshop and forum bringing industry members up to speed on the progress of the standards. The workshop also included a preview of an NGV Global Position Paper on CNG Vehicle and Cylinder Verification. Delegates traveled from as far as New Zealand and the Philippines specifically for the workshop while several experts from North America took the opportunity to take an active role in the development of the standards.
NGVs in Germany Officially ‘Green’ Says Dena Eco-Label

DENA Emissions Label
From 1 December 2011 all new cars in Germany must be labeled with an energy efficiency label, issued by the Deutsche Energie-Agentur GmbH (dena) – the German Energy Agency. Similar to those used for household appliances such as washing machines, the ‘Eco-label’ will vehicle costs and emissions at a glance. The label exemplifies the benefits of natural gas vehicles (NGVs); no matter whether small car, family van, station wagon or sedan – they are all green in the CO2-efficiency classes classified.
The colour scale gives information about the carbon efficiency of passenger cars, the label shows a scale with colored arrows indicating CO2 efficiency classes. The classification ranges from A (green, very efficient) to G (red, little efficiently). The black arrow shows the respective car belongs to which efficiency class. The efficiency class specifies whether a vehicle emits much or little CO2 in relation to its weight. The label facilitates comparisons with other vehicles by the consumer.
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NGV Global Industry Workshop – ISO Fuelling Station Standards Update
HOW WILL UPCOMING ISO NGV FUELLING STATION STANDARDS AFFECT YOU?
NGV Industry Workshop and Forum - Vancouver Convention Centre, Vancouver, Canada, November 29th, 1 pm – 5.30 pm
NGV Global invites natural gas vehicle industry members to an international workshop and forum for an update on ISO “Natural Gas Fuelling Stations for Vehicles” standards currently under development for CNG and LNG. The ISO process combines the expertise of experts from throughout the world to create rigorous standards and remove barriers to global trade.
The workshop will present a summary of both sets of draft standards, including unresolved technical issues, and the forum will solicit feedback from industry members on any gaps or issues they see in the standards.
The workshop will emphasize cross cutting issues between ISO PC 252 and other ISO groups, and also other industry stakeholders. These issues are, for example: oil carryover, gas quality, terminology, temperature and pressure levels (CNG & LNG), methane numbers, odorization, on-board detection, and vehicle & cylinder verification at the time of filling.
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US EPA Workshop Focuses on Certification Under New HD Rules
On November 3rd, the U.S. EPA will hold a workshop to discuss the recently promulgated greenhouse gas emissions standards and fuel efficiency standards for medium- and heavy-duty engines and vehicles, reports NGVAmerica. The standards aim to reduce greenhouse gas emissions and increase fuel efficiency for on-road heavy-duty vehicles. This workshop will focus on topics that must be explained in the short term to facilitate manufacturers wishing to certify early. The workshop is applicable to the following industry sectors:
(1) Class 2b & 3 Heavy-duty Pickup Trucks and Vans;
(2) Heavy-duty Engines; and
(3) Class 7 & 8 Combination Tractors and Class 2b-8 Vocational Vehicles.
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ISO Natural Gas Fuelling Station Standards Progress in Mumbai
Proposed international natural gas fuelling station standards have progressed with participating committee members from around the world meeting in Mumbai this week. The meetings coincided with the NGV India Conference and Exhibition, which co-hosted the gathering along with local and US based supplier Tulsa Gas Technologies and international trade association, NGV Global. The ISO 252 Project Committee held its plenary session along with meetings of two separate working groups covering both compressed and liquefied natural gases (CNG and LNG). Drafts of the standards are now in the advanced stages and committee drafts are expected to be circulated to national standards associations for input sometime in 2011.
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EC Proposal to Incorporate UNECE Vehicle Type-Approval – Cuts Double Legislation
The European Commission proposal to drastically simplify and reduce European legislation will incorporate directly into European law 61 different Regulations of the United Nations Economic Commission for Europe (UNECE) for the type-approval of vehicles. It will end the duality between EC Directives and UNECE Regulations. The proposal will now be transmitted to the Member States for approval.
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ISO Approves Natural Gas Fuelling Station Standards Project
Efforts to develop international standards for natural gas fuelling stations have moved one step closer with the International Standards Organisation (ISO) Technical Management Board (TMB) deciding earlier this month to establish a new Project Committee. The decision follows recommendations arising from last month’s preliminary meeting of stakeholders held in Zurich, Switzerland, which agreed with the need for separate standards on compressed natural gas (CNG) and liquefied natural gas (LNG) stations for fuelling vehicles. ISO numbers have yet to be assigned to the standards but drafting is already under way and a first meeting of the Project Committee is planned for the Netherlands on 22nd and 23rd June of 2010.
ISO Fuelling Station Standards Progressing
The NGV industry wasted no time at the beginning of this year, getting down to business in the first week in Zurich, Switzerland for a preliminary meeting on the establishment of ISO standards for natural gas fuelling stations for vehicles (including CNG and LNG). The meeting was the continuation of a process initiated by the IANGV, which submitted a New Work Item Proposal (NWIP) to ISO in 2008. After a successful ISO ballot of member nations last year, the ISO Technical Management Board (TMB) approved the Preliminary Meeting, a precursor to final approval of a full project, which is expected at the next TMB meeting this March. Hosted by the Swiss Gas and Water Industry Association, SVGW, the meeting was attended by representatives from as far afield as Argentina, Thailand and Australia.
Emerson’s Micro Motion Coriolis Meters MID-Certified – Suited for LNG

Emerson Micro Motion ELITE Coriolis Meter
Emerson Process Management has obtained an extension to its MID (Measurement Instrument Directive) certificate to include Micro Motion ELITE Coriolis meters for low flow applications. The Micro Motion meters are ideally suited to cryogenic applications for dispensing liquefied natural gas (LNG) fuel to motor vehicles, including public transport and trucks. MID certification means that when these new, compact flowmeters are used as a component of a complete measuring system, such as a fuel dispenser, it is not necessary for the dispenser manufacturer to type test and certify the devices – saving both time and money for the dispenser manufacturer.
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Baytech Obtains 2010 Certifications for 6.0L HD Natural Gas Engine

Baytech's Express/Savanna Cutaway Shuttle now with 6.0L certified engine
EPA and CARB Certified
Baytech Corporation, a high performance engineering OEM, has obtained 2010 Environmental Protection Agency (EPA) and California Air Resources Board (CARB) emissions certifications for Baytech’s dedicated compressed natural gas (CNG) fueled 6.0L heavy duty engine that is used in General Motors, Isuzu and Workhorse Custom Chassis heavy duty vehicles. The engine is certified to the 2010 NOx standard of 0.2 g/bhp-hr that now applies to all heavy duty engines, a standard that Baytech’s 6.0L CNG engine has been certified to since 2008.
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NGV Safety Standards Leaders Recognised at CSA Awards
2009 CSA Corporate Award of Merit for Swagelok Company
2009 CSA Personal Award of Distinction for Hank Seiff & Livio Gambone
CSA Standards in the United States has recognized NGV industry leaders as part of their 3rd Annual CSA Standards Awards for Outstanding Achievement. IANGV Sponsor Swagelok Company received corporate recognition while long serving industry members, Hank Seiff, retired, and Livio Gambone of Powertech Labs were awarded Personal Awards of Distinction, CSA Standards’ most prestigious award honoring “remarkable leadership within CSA’s standards program over the tenure of an individual’s service, through technical, administrative, or special standards activities”. CSA Standards is a leading standards-based solutions organization serving industry, government, consumers and other interested parties in North America and the global marketplace.
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Learning and Benefiting from NGV Safety Incidents
NGV safety incidents are undesirable and impose costs on businesses and consumers. On the other hand, they provide a rich source of improvements not only in product safety but also in product performance and reliability. Examples of how several countries have maximised their learning and benefits from NGV safety incidents show a consistent pattern of industry best practice that should be used by all stakeholders.
How can the correct learning be acquired and its benefits maximised? The answer lies in incident investigation processes that use suitable investigators, cooperation with NGV industry bodies and the timely dissemination of the findings to the wider NGV community.
CNG Safety – A Saving Rather Than a Cost
Compressed Natural Gas (CNG) safety is the responsibility of all industry stakeholders. Independent consultant, Dr Hien Ly argues the case.
All over the world clean energy is being used to mitigate environmental concerns and provide relief from the rapidly rising prices of petroleum fuels. Compressed natural gas (CNG) has proven itself to be generally a low cost, reliable, safe and environmentally friendly fuel. The characteristics of natural gas actually make it one of the safest transport fuels available, however, as with any energy source, safety considerations should always be paramount.









