Zobrazeno 1 - 10
of 25
pro vyhledávání: '"S. S. Lestz"'
Publikováno v:
Transactions of the ASAE. 27:375-381
A single-cylinder, 0.36 L, DI Diesel engine was operated on a certified No. 2. Diesel fuel, cottonseed oil, sunflowerseed oil, methyl ester of cottonseed oil, and methyl ester of sunflowerseed oil. The purpose of this study was to provide a compariso
Publikováno v:
Environmental Mutagenesis. 3:253-264
Studies involving the Ames Salmonella mutagenicity test and the Bacillus subtilis comptest have demonstrated that the soluble organic fraction of diesel particulate is potentially mutagenic and DNA damaging. The soluble organic fraction was extracted
Autor:
S. S. Lestz
Publikováno v:
The Journal of Chemical Physics. 38:2830-2834
Measurements of the sound velocity in nitrogen, argon, and krypton, and the derived heat capacities, are reported for a pressure range up to 12 atm and at two temperatures: the ice point and 303.7°K. It is believed that the data for nitrogen are mor
Autor:
S. S. Lestz
Publikováno v:
American Journal of Physics. 31:96-98
A method for measuring the wavelength of sound in a gas, confined in a tube, by means of phase measurement is described. The basic method was first proposed by G. Patchett for free air determinations in 1943, and a similar procedure was described by
Autor:
S. S. Lestz, R. N. Grove
Publikováno v:
The Journal of Chemical Physics. 43:883-885
The generalized second virial coefficients are calculated from measured acoustic isotherms and compared with theoretical values. Agreement is poor. The calculated second virial coefficients are very sensitive to slope errors of the experimental acous
Publikováno v:
SAE Technical Paper Series.
Natural gas and propane were evaluated with reference to a certified DF-2 control fuel for use in a light-duty IDI Diesel engine. The fuels were compared on the bases of performance, combustion characteristics, gas-phase emissions, and particulate em
Publikováno v:
SAE Technical Paper Series.
A series of tests were run to evaluate the feasibility of using open-pore ceramic foams as a filter media for the trapping of automobile diesel particulate emissions. The effects of the two independent variables - pore size and filter depth - were st
Autor:
J. B. Heisey, S. S. Lestz
Publikováno v:
SAE Technical Paper Series.
Autor:
E. M. H. Broukhiyan, S. S. Lestz
Publikováno v:
SAE Technical Paper Series.
Publikováno v:
SAE Technical Paper Series.
The lean misfire limit air-fuel ratio of a spark ignition engine was extended by various modifications of the intake and ignition systems. The effects of long duration spark, extended spark plug gap projections and gap widths, and a vaned collar inta