hydrocarbons (HC, chemical compounds in fuel of the form CmHn) to produce carbon dioxide (CO2) and water (H2O). These stringent emission control regulations...
55 KB (6,629 words) - 06:27, 2 June 2024
standard two-stroke engine motorcycles are challenged by the strict HC and PM emissions limits. It is expected that technologies such as direct injection...
83 KB (6,941 words) - 13:03, 2 June 2024
Vehicle emissions control is the study of reducing the emissions produced by motor vehicles, especially internal combustion engines. The primary emissions studied...
28 KB (3,622 words) - 20:29, 22 May 2024
Bharat stage emission standards (BSES) are emission standards instituted by the Government of India to regulate the output of air pollutants from compression...
48 KB (4,235 words) - 14:06, 7 March 2024
and emissions. Regarding hydrocarbon (HC) emission characteristics of the RENESIS, the use of the side exhaust port allowed for about 35 – 50% HC reduction...
41 KB (5,488 words) - 03:24, 16 May 2024
Wankel engine (section Fuel economy and emissions)
increases the power output and at the same time reduces HC emissions. At the same time, HC emissions can be lowered by reducing the pre-ignition of the T...
135 KB (16,669 words) - 16:15, 1 June 2024
mainly concerned carbon monoxide (CO) and hydrocarbons (HC). Regulations on nitrogen oxide emissions (NOx) were introduced in the United States, Japan, and...
48 KB (5,582 words) - 13:02, 2 June 2024
Positron emission tomography (PET) is a functional imaging technique that uses radioactive substances known as radiotracers to visualize and measure changes...
72 KB (8,693 words) - 14:07, 4 June 2024
Electrodynamic tether (section Current collection / emission for an EDT system: theory and technology)
barium oxide impregnated insert by thermionic emission. A noble gas flows into the insert region of the HC and is partially ionized by the emitted electrons...
69 KB (9,669 words) - 07:59, 2 March 2024
Stimulated emission is the process by which an incoming photon of a specific frequency can interact with an excited atomic electron (or other excited molecular...
21 KB (3,248 words) - 02:29, 7 November 2023
All-terrain vehicle (section Emissions)
lawnmowers) comprised 20% of HC and 23% of CO total emissions. While recreational SI vehicles produce an aggregate of <4% of all HC emissions in the US, based on...
52 KB (6,459 words) - 18:01, 15 May 2024
to predominate the black body emission spectrum. Before it had even reached the red hot temperature, the thermal emission was mainly at longer infrared...
25 KB (3,342 words) - 04:09, 10 May 2024
Exhaust gas (redirect from Car tailpipe emission)
hydrocarbons (properly indicated as CxHy, but typically shown simply as "HC" on emissions-test slips) from unburnt fuel, nitrogen oxides (NOx) from excessive...
29 KB (2,989 words) - 19:37, 30 April 2024
combustor improves fuel-air mixing, for over 10% better NOx, CO, and HC emissions. The PW 4000 series engine family uses a numbering systematic with the...
26 KB (2,426 words) - 23:23, 5 June 2024
lubricated by oil. If this oil travels unchecked along the valve stem, engine HC emissions will become excessive. To control this, an elastomeric seal is fitted...
3 KB (498 words) - 09:09, 25 March 2024
Suzuki V-Strom 650 (section Emissions)
European models meet Euro 3 emissions specifications. In the US, a "PAIR" air injection system reduces CO and HC emissions. A stiff, twin-spar aluminum...
17 KB (1,574 words) - 17:54, 29 November 2023
produces carbon dioxide (CO2), carbon monoxide (CO), and hydrocarbon (HC) emissions, while hydrogen (H2) reacts with oxygen (O2) to produce only water (H2O)...
18 KB (2,215 words) - 13:10, 31 May 2024
vehicles from some car makers; the software recognized when the standardized emissions test was being done, and adjusted the engine to emit less during the test...
48 KB (5,036 words) - 00:35, 27 February 2024
Lyman series (category Emission spectroscopy)
is a hydrogen spectral series of transitions and resulting ultraviolet emission lines of the hydrogen atom as an electron goes from n ≥ 2 to n = 1 (where...
7 KB (966 words) - 22:29, 31 May 2024
Thermal radiation (redirect from Thermal emission)
a temperature greater than absolute zero emits thermal radiation. The emission of energy arises from a combination of electronic, molecular, and lattice...
56 KB (7,056 words) - 13:49, 24 April 2024
current version, emission factors for the years from 1990 to 2035 are available. Factors for the following components are provided: CO, NOx, HC and several...
11 KB (1,334 words) - 06:40, 8 December 2023
{1}{e^{\frac {hc}{\lambda k_{\text{B}}T}}-1}}\approx {\frac {1}{\frac {hc}{\lambda k_{\text{B}}T}}}={\frac {\lambda k_{\text{B}}T}{hc}}.} This results...
11 KB (1,842 words) - 09:46, 3 November 2023
Ultra low emission vehicle V6: Vee-formation six-cylinder V8: V-formation eight-cylinder VDC: Variable displacement compressor ZEV: Zero-emission vehicle...
6 KB (619 words) - 18:38, 18 February 2024
spectrum of thermal emission from objects, but it fails to accurately fit the experimental data for long-wavelength (low-frequency) emission. Wien derived his...
6 KB (864 words) - 02:50, 5 May 2024
Electromagnetic radiation (redirect from Radiation emission)
lines are seen because again emission happens only at particular energies after excitation. An example is the emission spectrum of nebulae.[citation...
79 KB (9,526 words) - 22:48, 2 June 2024
injection timing has to be precise to minimise unburnt fuel (and thus HC emissions). Because of this, continuously injecting systems such as the Bosch K-Jetronic...
25 KB (3,219 words) - 20:28, 18 January 2024
Black-body radiation (section Human-body emission)
uniform temperature, its emission has a characteristic frequency distribution that depends on the temperature. Its emission is called blackbody radiation...
72 KB (9,264 words) - 11:13, 5 June 2024
means that no CO2 is produced, which eliminates the main greenhouse gas emission of a conventional petroleum engine. As pure hydrogen does not contain carbon...
29 KB (3,283 words) - 06:36, 25 January 2024
emissions. Emissions come from direct greenhouse gas emissions (for example from rice production and livestock farming). and from indirect emissions....
40 KB (5,374 words) - 14:30, 4 May 2024
California Air Resources Board (redirect from California Hybrid and Zero-Emission Truck and Bus Voucher Incentive Project)
Agency. Other states may choose to follow CARB or the federal vehicle emission standards but may not set their own. CARB's governing board is made up...
87 KB (8,071 words) - 09:12, 7 April 2024