What is a Verified Diesel Emission Control Strategy (VDECS)? either particulate matter (PM) or oxides of nitrogen (NOx), or both. PM VDECS. achieved: Levels 1, 2, and 3. brake-horsepower-hour (g/bhp-hr) or less. NOx VDECS, on the other hand, are classified by the percentage of NOx reduction achieved. What is the most common type of VDECS?
Instructions for the Vehicle Emissions Control Equipment …
2024年4月24日 · For vehicles equipped with a VDECS, there should be two VDECS labels: one located on the VDECS itself and the other located on the engine (separate from the ECL). Be advised: It is illegal to use a non-verified diesel retrofit device or install a VDECS on an engine/vehicle for which it is not verified.
This guide provides instructions on how to report a VDECS and definitions for the information required on the “VDECS” page of DOORS, which is the online reporting system for the In-Use Off-Road Diesel-Fueled Fleets Regulation (Off-Road
(41) “Verified Diesel Emissions Control Strategy (VDECS)” means a verified diesel emission control strategy or system that has received approval from the Executive Officer according to the “Verification Procedure for In-Use Strategies to
Emission Control Labels Emission Control Labels must be affixed to engines of all commercial heavy-duty diesel vehicles, and must be legible as proof the engine, at minimum, meets U.S. federal emissions standards for the engine model year. Periodic Smoke Inspection Program The Periodic Smoke Inspection Program
Cal. Code Regs. Tit. 13, § 2027 - LII / Legal Information Institute
(44) "Verified Diesel Emission Control Strategy (VDECS)" is an emission control strategy that has been verified pursuant to the "Verification Procedure, Warranty and In-Use Compliance Requirements for In-Use Strategies to Control Emissions from Diesel Engines" in Title 13, California Code of Regulations, commencing with section 2700, and ...
Cal. Code Regs. Tit. 13, § 2025 - LII / Legal Information Institute
(A) An engine certified to the 2004 through 2006 model year heavy-duty diesel engine emissions standard that is equipped with the highest level VDECS and reduces NOx emissions by at least 40 percent; or.
Requires fleets to reduce their emissions by retiring, replacing, or repowering older engines, or installing Verified Diesel Emission Control Strategies, VDECS (i.e., exhaust retrofits). The requirements and compliance dates of the Off-Road regulation vary by fleet size.
Verification Procedure for In-Use Strategies to Control Emissions …
A number of criteria need to be considered when purchasing diesel exhaust retrofits known as "verified diesel emission control strategies" (DECS) or (VDECs) to comply with CARB diesel regulations. For additional information on selecting, installing and maintaining a DECS please visit the Heavy-Duty DECS Installation/Maintenance page.
Verified diesel emissions control strategy (VDECS) definition
Verified diesel emissions control strategy (VDECS) means a diesel emission control strategy or system that has received approval from the Executive Officer according to the “Verification Procedure for In-Use Strategies to Control Emissions from Diesel Engines ” in title 13, CCR, commencing with section 2700.