Search results: 7,511 results (approx.)

1. Preparation and characterization of a thin continuous faujasite membrane on tubular porous mullite support.

The progressive increase of VOC emissions, the growing information of their hazardous nature, and the resulting increasingly more restrictive environmental regulations in the industrialized countries have induced the development of different methods for VOCs abatement. Membrane separation process...

Author(s) : Asghari, M.; Mohammadi, T.; Aziznia, A.; Danayi, M. R.; Moosavi, S. H.; Alamdari, R. F.; Agand, F.

Publisher : Elsevier Ltd, Oxford, UK

Journal article; Conference paper : Desalination 2008 Vol.220 No.1/3 pp.65-71

2. Assessing the benefits of rehabilitation programmes defined with the CARE-W decision support system.

CARE-W_ARP is a multicriteria decision support software prototype for the construction of annual rehabilitation programmes of water networks. It was developed within the CARE-W European research project (Computer Aided Rehabilitation of Water networks, 2001-2004). Two main components may be...

Author(s) : Gauffre, P. le; Haidar, H.; Poinard, D.

Publisher : IWA Publishing , London, UK

Journal article : Water Asset Management International 2008 Vol.4 No.1 pp.15-18

3. The Libyan experimental on the environmental impact assessment for desalination plants.

The desalination industries are considered to have a major role in developing human life. Recently this technology became widely distributed, and its construction along the coastal area has been widely reported. Many countries are adopting these technologies for securing the fresh water supply for...

Author(s) : Elabbar, M. M.

Publisher : Elsevier Ltd, Oxford, UK

Journal article; Conference paper : Desalination 2008 Vol.220 No.1/3 pp.24-36

4. Application of a membrane sequencing batch reactor for landfill leachate treatment.

A bench-scale membrane sequencing batch reactor (MSBR) was used for the treatment of "mature" landfill leachate, originated in the municipal solid waste landfill of Thessaloniki (North Greece). A hollow fiber ultrafiltration membrane module was used for the separation of the biomass from the...

Author(s) : Tsilogeorgis, J.; Zouboulis, A.; Samaras, P.; Zamboulis, D.

Publisher : Elsevier Ltd, Oxford, UK

Journal article; Conference paper : Desalination 2008 Vol.221 No.1/3 pp.483-493

5. Possibilities for the development of electrical tractor drives.

The current status of drive technology is briefly outlined, followed by the use of electrical drives in tractors. Requirements for electrical drives are described, as well as power split drives.

Foreign Title :Realisierungsmöglichkeiten elektrischer Traktorantriebe.

Author(s) : Barucki, T.

Journal article : Landtechnik 1999 Vol.54 No.4 pp.228-229 ref.2

6. Market research in the context of estimating agricultural machinery quality features.

The market research required to determine the consumer valuation of tractor power is outlined.

Foreign Title :Badania marketingowe w kontekście kształtowania cech jakościowych maszyn rolniczych.

Author(s) : Bręczewski, J.

Journal article : Prace Przemysłowego Instytutu Maszyn Rolniczych 1999 Vol.44 No.1 pp.58-60 ref.3

7. Hydraulic pressure available on agricultural tractors for remote use with implements.

Publisher : American Society of Agricultural Engineers (ASAE), St Joseph, USA

Miscellaneous : ASAE standards 1999. Standards, engineering practices, data. 1999 No.Ed.46 pp.345-346 ref.2

8. Choice of the type of drive for a wheeled tractor.

A theoretical analysis is made of the forces and reactions on tractor wheels with various types of drive (differential, automatically blocked, or combined). From this analysis it is concluded that combined drive is best for work on hard soils with a small load on the drawbar; differential drive is...

Author(s) : Kotsar', Y. A.; Durmanov, A. S.

Journal article : Traktory i Sel'skokhozyaĭstvennye Mashiny 1999 No.No. 6 pp.25-26 ref.3

9. Internal logistics: front loader, polyvalent or telescopic?

Different systems for the transport and lifting of products within a farm are described, including fork lift, compact loader, polyvalent loader, front loader, and telescopic loader.

Foreign Title :Logistique interne: chargeur frontal, polyvalent ou télescopique.

Author(s) : Herrmann, S.

Journal article : Technique Agricole 1999 Vol.61 No.11 pp.7-9 ref.2

10. Front and rear power take-off for agricultural tractors.

Publisher : American Society of Agricultural Engineers (ASAE), St Joseph, USA

Miscellaneous : ASAE standards 1999. Standards, engineering practices, data. 1999 No.Ed.46 pp.66-69 ref.3

11. Power take-off definitions and terminology for agricultural tractors.

Publisher : American Society of Agricultural Engineers (ASAE), St Joseph, USA

Miscellaneous : ASAE standards 1999. Standards, engineering practices, data. 1999 No.Ed.46 pp.70

12. Operating requirements for tractors and power take-off driven implements.

Publisher : American Society of Agricultural Engineers (ASAE), St Joseph, USA

Miscellaneous : ASAE standards 1999. Standards, engineering practices, data. 1999 No.Ed.46 pp.71-72 ref.6

13. Agricultural tractor auxiliary power take-off drives.

Publisher : American Society of Agricultural Engineers (ASAE), St Joseph, USA

Miscellaneous : ASAE standards 1999. Standards, engineering practices, data. 1999 No.Ed.46 pp.179 ref.3

14. Effectiveness of hearing protection devices in the hazard reduction of noise from used tractors.

Old and worn agricultural tractors show typically high noise levels, due to the natural deterioration of the engine, the gearbox and other components of the machine (tyres, exhaust). Despite the limit of technical obsolescence of tractors being commonly fixed at 10 yr, a large number of older...

Author(s) : Pessina, D.; Guerretti, M.

Journal article : Journal of Agricultural Engineering Research 2000 Vol.75 No.1 pp.73-80 ref.13

15. Pressure regulating systems: technique and use.

The use of pressure regulators on axles of farm machinery is described. Lower tyre pressure results in better contact with the soil, less skidding and 25% more traction.

Foreign Title :Drukregelsystemen: techniek en toepassingen.

Author(s) : Hoenderken, J. A.

Journal article : Landbouwmechanisatie 1998 Vol.49 No.10 pp.16-17

16. Hydraulic pressure available on agricultural tractors for remote use with implements.

Publisher : American Society of Agricultural Engineers (ASAE), St Joseph, USA

Journal article : ASAE standards 1998: standards engineering practices data 1998 No.No. 45 pp.346-347 ref.2

17. Front and rear power take-off for agricultural tractors.

Publisher : American Society of Agricultural Engineers (ASAE), St Joseph, USA

Journal article : ASAE standards 1998: standards engineering practices data 1998 No.No. 45 pp.62-65 ref.3

18. Tractor four wheel drive - from option to standard.

Four wheel drive has become a basic component of modern tractors and, at least in Western Europe and Japan, has become standard rather than an option. Its introduction has opened the way for other far reaching developments. These have, in turn, changed the requirements from four wheel drive, and...

Foreign Title :Traktor-Allradantrieb - von Option zum Standard.

Author(s) : Grad, K.

Journal article : Landtechnik 1998 Vol.53 No.Sonderheft pp.191-192 ref.12

19. Power losses on tractor front axles.

Driven front axles have become a standard component of the widely used front wheel drive tractors. With top driving speeds increasing to 40 km/h, braking is needed on all four wheels. The paper quantifies the higher power losses using wet disc brakes on front axles.

Foreign Title :Verluste an Traktorfrontachsen.

Author(s) : Brenninger, M.

Journal article : Landtechnik 1998 Vol.53 No.Sonderheft pp.193-194 ref.3

20. Development of load-simulation-test stand for farm machinery.

To simulate the load function of farm machinery indoors, a cyclic-load-simulation-test stand was developed. The test stand consists of a 3-torque-load system, a one-drawbar-load system, a computer-closed-loop-control system and a secondary meter. Results from tests on static and dynamic...

Author(s) : Zou JiaYong; Gong XunDi

Journal article : Journal of Hunan Agricultural University 1998 Vol.24 No.5 pp.404-408 ref.1

21. Substitutability and complementarity among the factor inputs in a hilly area of Pakistan: a case study of district Chitral.

The paper discusses the substitutability and complementarity among the factor inputs in hilly areas of Pakistan, in Chitral. Using survey data of 205 growers the paper concludes that bullock and tractors are substitutes, whilst human labour is a substitute of manure and bullock power. Manure and...

Author(s) : Khan, H.; Shah, M. K.; Marwat, M. I.

Journal article : Sarhad Journal of Agriculture 1999 Vol.15 No.4 pp.367-370 ref.9

22. A meter for measuring the power of diesel engines.

Details are given of the design, electronic layout and specifications of the IMDTs-2 meter, developed in Russia for engine diagnosis on tractors. The meter measures revolutions (in the range 400-500 r.p.m.), angular acceleration of the crankshaft effective engine power, mechanical losses, changes...

Author(s) : Dobrolyubov, I. P.; Utenkov, G. L.; Chekryga, A. M.; Kolinko, V. P.

Journal article : Traktory i Sel'skokhozyaĭstvennye Mashiny 1999 No.No. 7 pp.13-14 ref.1

23. Fuel consumption and waste gases of agricultural tractors.

Within the scope of annual tractor tests in Switzerland, performance and fuel consumption data, as well as the waste gas components HC (unburned hydrocarbons), NOx (nitrogen oxides), and CO were measured of 61 tractors. A model is described to calculate waste gas components as a function of fuel...

Foreign Title :Treibstoffverbrauch und Abgase landwirtschaftlicher Traktoren.

Author(s) : Rinaldi, M.; Gaillard, G.

Journal article : Agrarforschung 1999 Vol.6 No.6 pp.212-214

24. Power supply design for a critical drying application.

Several specific requirements that a power supply has to meet when used in a critical agricultural drying application are discussed. These requirements include, among others, tight output voltage regulation, capability of multiple outputs, high efficiency combined with small volume and low weight,...

Author(s) : Karvelis, G. A.; Akritidis, C. B.

Publisher : Pergamon/Elsevier Science Ltd, Oxford, UK

Conference paper : Control applications and ergonomics in agriculture (CAEA '98): A Proceedings volume from the IFAC Workshop, Athens, Greece, 14-17 June 1998. 1999 pp.207-212 ref.10

25. Determining the discharge coefficient of a spool valve.

Finding the discharge coefficient in spool valves is important in the design of fluid power control systems for electro-hydraulic control on off-road equipment. An experimental procedure was proposed to find the discharge coefficient of a spool valve as a function of the ratio of the spool...

Author(s) : Viall, E.; Zhang Qin

Publisher : American Society of Agricultural Engineers (ASAE), St Joseph, USA

Conference paper : ASAE/CSAE-SCGR Annual International Meeting, Toronto, Ontario, Canada, 18-21 July, 1999. 1999 pp.9 pp. ref.11