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VDI Wissensforum GmbH - Zylinderlaufbahn, Kolben, Pleuel

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VDI Wissensforum GmbH (Hrsg.)

Zylinderlaufbahn, Kolben, Pleuel

Reihe: VDI-Berichte

Band 2282 2016

Treffer in den folgenden Teilen:

D. López, R. Hügel, E. Nocera, J. Araujo, L. Nascimento Innovative Carbon Coating concepts for Piston Rings S. 105-116

„… are driving the development of internal combustion engines targeting for lower emissions and low fuel …” „… consumption both for passenger cars and commercial vehicle applications. Engines designed to provide very low …” „… exhaust emission requirements while maximizing fuel economy (like use of exhaust gas recirculation, higher …”

F. Schlerege, N. Hagen, U. Morawitz Evaluation of a Rolling Bearing Crankshaft S. 145-158

„… at numerous stop-start conditions because of their lower friction. The load out of the timing- and …” „… accessory-drive at low speed is dominating the friction power loss of the crankshaft in the driving cycles. In …” „… addition, combustion engines nowadays are driven at low engine speed with high constant torque. At these …”

J. Schumacher, E. Werninghaus, U. Morawitz Untersuchung tribologischer Maßnahmen am Kolbensystem zur Senkung des Kraftstoffverbrauchs eines Ottomotors S. 175-186

„… damit verbundenen -Emissionen weiter zu senken. Hierzu gilt es, vor allem den mechanischen Wirkungsgrad …” „… den Bestrebungen, Reibungsverluste, Kraftstoffverbrauch und -Emissionen zu reduzieren, ohne den …” „… 's engine development is to further reduce fuel consumption and the associated -emissions. This in …”

V. Lagemann, T. Eder, T. Behr CO2-Reduktion durch innovative Kolben aus Stahl für Diesel-PKW S. 75-92

„… are mainly lower fuel consumption and therefore less CO2 emissions. The heat expansion of a steel …” „… Vorteile vor allem noch weniger Verbrauch und damit weniger CO2-Emissionen. Der Effekt, dass sich ein …” „… clearance of the steel piston in the aluminium crankcase. Especially at very low temperatures steel pistons …”

P. Ernst, P. Luethy, Ch. Bohnheio, J. Ramm, F. Seibert, B. Widrig Optimierung von Reibung und Verschleiß im Kontakt der Zylinderlauffläche mit dem Kolbenring S. 199-218

„… . Damit tragen sie zu Treibstoffeinsparungen und somit zur Reduktion von Emissionen bei. Neben der …” „… Treibstoffverbrauches und damit der Emissionen genutzt werden kann. 6. Literatur [1] Holmberg K. et al. [2 …” „… “Low Friction Powertrain”, 2012 200 U/min 25g/min 400 U/min 50g/min600 U/min 75g/min 800 …”

doi.org/10.51202/9783181022825

Elizabeth Heischkamp - Scrubbing System Design for CO2 Capture in Coal-Fired Power Plants

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Elizabeth Heischkamp

Scrubbing System Design for CO2 Capture in Coal-Fired Power Plants

Reihe: Verfahrenstechnik

Band 953 2017

Treffer in den folgenden Teilen:

Introduction S. 1-17

„… , which has been caused by increasing CO2 emissions. There are both natural and anthropogenic sources of …” „… , transport and domestic sectors [1]. Anthropogenic emissions of CO2 have led to a serious environmental …” „… emissions of CO2 [3]. A special IPCC1 report [1] lists five technological options to abate anthropogenic …”

Analysis of economic feasibility S. 143-162

„… emissions platform (ZEP) capture report [108]. Abu-Zahra’s publication served as a guide for economic …” „… 7500 Plant life years 40 40 CO2 emissions calculated from fuel carbon content t/MWh 0.759 0.750 …” „… year 1.5 Operating hours per year hours per year 7500 Standard emission factor tCO /MWhth 0.344 …”

Summary S. 163-167

„… 163 6 Summary Anthropogenic emissions of CO2 have contributed to intensify the greenhouse …” „… reducing CO2 emissions from advanced coal-fired power plants and the main objective is to keep related …” „… efficiency losses as low as possible. For this purpose the Reference Power Plant North Rhine Westphalia (RPP …”

Titelei/Inhaltsverzeichnis

„… anthropogenic CO2 emissions, since they are considered responsible for intensifying global warming. Coal-fired …” „… , thereby contributing to combat global warming. This work focuses on reducing the CO2 emissions of such a …” „… ............................................................................................. 15 1.3.4 Alternative options for CO2 emission reduction ........................................ 15 …”

Modelling of CO capture systems S. 31-69

„… stream, column geometry, among others. In theory the minimum value could be zero. However, the lower the …” „… of H+, OH- and CO3 -2 are so low, that they can be neglected and thus the model was simplified by …” „… following characteristics: • Little or no flue gas conditioning requirement • Low blower’s electrical …”

Technical analysis S. 70-142

„… environment-friendly substance and related emissions do not represent a problem. That and because of their low heat of …” „… . This dependency is depicted in Figure 4.1. At low liquid rates ( ), pressure drop is fairly similar to …” „… , whereas low flow parameters stand for vacuum and low liquid rate operation. (4.3 …”

doi.org/10.51202/9783186953032

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HLH

Alle Ausgaben: HLH

HLH Jahrgang 73 (2022) Heft 11-12 ISSN Online: 1436-5103

Treffer in den folgenden Teilen:

Klingebiel. Jonas, Hark Braren, Christian Vering, Dirk Müller Akustische Optimierung von Wärmepumpen für eine emissionsfreie Wärmeversorgung S. 28-31

„… 28 HLH BD. 73 (2022) NR. 11-12H E I Z T E C H N I K B i o m a s s eForschungsvorhaben Low …” „… Rahmen des Projektes LowNoise werden Möglichkeiten zur akustischen Optimierung von Wärmepumpen untersucht …” „… . Eine Referenz-Wärmepumpe wird dazu hinsichtlich energetischer Effizienz und akustischen Emissionen …”

Titelei/Inhaltsverzeichnis S. 1-11

„… - versorgung: Im Rahmen des Projekts LowNoise wird an Methoden zur Verringerung der Geräuschemissionen von WP …” „… , hohe Heizleistung: Im Projekt LC150 („low charge 150 g“) entwickeln das Fraunhofer-Institut für Solare …” „… eine emissionsfreie Wärmeversorgung Jonas Klingebiel, Hark Braren, Christian Vering, Dirk Müller …”

doi.org/10.37544/1436-5103-2022-11-12

VDI Wissensforum GmbH - Dritev – Drivetrain for Vehicles 2020

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VDI Wissensforum GmbH (Hrsg.)

Dritev – Drivetrain for Vehicles 2020

Reihe: VDI-Berichte

Band 2373 2020

Treffer in den folgenden Teilen:

C. Danzer, T. Voigt, A. Forell, M. Sens, E. Schreiterer, R. Kockisch, J. Müller, E. Schneider The systematic way to your sustainable powertrain platform – holistic and customizable – Systematical methods to investigate mobility scenarios of tomorrow

„… the lowest TtW-CO2-emissions overall. Every single fleet configuration (point in the data cloud …” „… emissions using e-fuels. The low share of PHEV, BEV and FCV also results in reduced manufacturing costs on …” „… emission-targets the mobility needs to be assessed holistically also including sustainability criteria. With …”

A. Riegauf Transferability of economic electrification concepts in heavy goods traffic to mobile machinery

„… 2000 20141990 1995 2005 2010 2030 +32% Share of CO2 emissions2,3 ● Text To achieve climate targets and …” „… 70 80 90 100[%] Vehicles CO2 emission Heavy-duty otherTruck Railway Barge State of the art4 Others …” „… : Reduction of truck based CO2 emissions of 15% till 2025 and 30% till 2030 ● Fines to be paid from 2025 if …”

M. Saborío, O. Sarmiento, C. Böhm High efficiency electric transmission oil pump – Transmission hydraulic efficiency improvement through hybridization

„… recirculation losses during a WLTC Class 3 test cycle. In terms of CO2 emissions, reductions of up to 11 g CO2 …” „… demand even at low speeds. Consequently, the resulting pump ends up oversized and, in many cases …” „… not considered. However, newer emission regulations have made it necessary to optimize the different …”

A. Esser, T. Eichenlaub, S. Rinderknecht Real-driving-based comparison of the eco-impact of powertrain concepts using a data-driven optimization environment

„… plug-in hybrid electric vehicles (PHEV) can lead to the lowest GHG emissions in 2030 for an exemplary …” „… shown in Table 4. The FCPHEV concept achieves the lowest GHG emissions for this scenario …” „… and 13 g CO2/km of tailpipe emissions for E10 and CNG, respectively. Due to the lower emissions in …”

M. Grill, M.-T. Keskin, M. Bargende Virtual RDE: Ensuring RDE conformity of hybridized powertrains in the early stage of the development process

„… emissions that have to be converted reliably by exhaust gas aftertreatment (EAT). On the other hand low …” „… Abgasnachbehandlung als Quelle der Emissionen. Physikbasiert werden dabei insbesondere die Bauteile modelliert, die …” „… introduction of "Real Driving Emissions" (RDE) powertrain simulation has become indispensable to identify …”

P. Ramet Dedicated hybrid transmissions (DHT) by PUNCH Powerglide – Innovative concepts for optimized DHT in terms of efficiency, cost and packaging

„… electrify their vehicle range to meet increasingly challenging CO2 and emission standards. We all …” „… acknowledge that CO2, emissions and energy transition will be prevalent for the years to come. This is one …” „… achieving future emission standards. Other approaches, such as P2, P3 and P4 hybrid solutions, have shown …”

P. Ramminger, R. Jäger Evolution of the drivetrain and high voltage system in the new Corsa-e

„… Corsa-e. 3 CO2 emissions attributed to EV operation Many societies on the globe are moving towards a …” „… coupling. VDI-Berichte Nr. 2373, 2020174 The agreement on CO2 emission reduction achieved in 2015 under …” „… energy. Otherwise, the CO2 avoidance benefit for the environment will be lower at begin of operation and …”

C. A. Spangler Borg Warner’s P1 and P2 hybrid drive modules – Modular kit for P1 and P2 hybrids

„… Introduction The upcoming limits for fleet CO2 emissions, especially in Europe and China, are significantly …” „… emissions, different levels of hybridization are being developed and will exist in parallel in the market …” „… for a certain time. Besides very low electrification of an entry level of 12V dual storage hybrids …”

S. Demmerer Next generation electric drives

„… element to lower drag losses. e2Drive is ZF’s 2-speed approach to simultaneously enhance driving …” „… drives are an essential lever for rapidly reducing emissions from local traffic. True to the slogan of …” „… be an advantage. VDI-Berichte Nr. 2373, 202066 With a lower second gear ratio, top speed can be …”

M. Deiml High speed electric drive system – A solution for the next generation E-cars

„… . Government incentives and an increasing awareness for CO2 emissions may be additional volume drivers for …” „… reduce chip area in the inverter. Both effects have the potential to lower costs of inverter and wiring …” „… efficiency in low to medium load conditions, due to low copper temperatures. There is no rotor cooling …”

K. Sabzewari, M. Vieracker, J. Sagstetter Cost efficient PHEV powertrain solution based on dedicated hybrid transmission – Cost efficiency for small and mid-size plug in hybrid vehicle

„… attractive for lower vehicle segments. Key measures are consequent simplification of the combustion engine …” „… lower than existing P2/P4 PHEV Vehicle category C-segment, < 1500 kg Evaluation basis Worldwide …” „… Harmonized Light-Duty Vehicles Test Procedure (WLTP) CO2-emissions and pollutant <50 g/km (weighted); Euro …”

P. Lück, K. Bennewitz, J. Tousen, J. Peter The front-axle drive of the MEB – Volkswagen expands the e-drive portfolio

„… brands worldwide starting from the end of 2022, with the goal to establish zero-emission mobility …” „… of zero-emission vehicles that customers will find attractive and it is a consistent and systematic …” „… by its ability to handle short-term overloads, as well as by low losses when it is driven through …”

G. Gardner 10R80 – Cost efficient modular hybrid transmission (MHT)

„… that is totally hidden from the customers delivers enhanced powertrain efficiency, delivering lower CO …” „… 2 and evaporative emissions while at the same time providing improved performance capabilities …”

P. Tenberge, A. Alnahlaui E-drive and hybrid-drive with 2 high-speed E-motors and a 2-speed gearbox

„… , quiet and has low emissions. With widely spread gearboxes with stepped or continuously variable ratios …” „… 6 the driving and the driven elements as well as from the low hydrodynamic losses in the …” „… m/s. Up to these low slip values and thus high transmission efficiency levels, the coefficient of …”

P. Schwanemann, T. Pfund Market-driven electric motor designs from Schaeffler – Optimized electric motor design process via technology and production kits

„… in automotive industry, which mandate compliance with limiting values for pollutant emissions. Since …” „… necessary investments as low as possible. If later goal is reached as well, optimization of most of the 20 …” „… Figure 6. The highlighted area in the lower right corner of Figure 6 shows the results which advices to …”

A. Manelli, F. Filippo Irato, C. Cavallino, R. Gay e-FDU: Concept, develop & industrialization of a novel P4 powertrain – From concept to industrialization of a novel P4 powertrain in 24 month

„… and polluting emissions on light vehicles is a key objective on which the automotive market is …” „… emission, at the same time allows an improvement of fuel consumption and driving pleasure. Dana Graziano …” „… vehicle is hence performed with a low voltage line, for powering up the device, and a standard …”

T. Korb, M. Nussbaumer, S. Rinderknecht Generic optimization environment and knowledge-based guided evolutionary algorithms for automated transmission calibration – Method to generate a knowledge base through impact analysis of parameters a...

„… fuel consumption and resulting emissions, for instance, that have to be fulfilled. All those aspects …” „… it is possible that a selected starting index is lower than already chosen indices. The detection of …”

doi.org/10.51202/9783181023730

VDI Wissensforum GmbH - LAND.TECHNIK 2020

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VDI Wissensforum GmbH (Hrsg.)

LAND.TECHNIK 2020

Reihe: VDI-Berichte

Band 2374 2020

Treffer in den folgenden Teilen:

R. Schmetz, R. Hartanto Soil protection and energy savings through efficient energy supply to machines for primary and secondary soil tillage S. 83-92

„… interaction of two multipurpose, remote controlled and navigable mobile machines, which enable a low emission …” „… , this solution also enables low emission and efficient energy supply to tractors in cases where they are …” „… operated near a CF-system, a close to optimum low-emission and efficient energy supply can be realised …”

S. Cazzaniga, M. Zecchi, R. Marella, T. Beavers How to improve operator comfort in a tractor with low noise gear pump technology S. 335-344

„… How to improve operator comfort in a tractor with low noise gear pump technology Sara Cazzaniga …” „… steering is an appreciable source of noise: after the diesel engine and the cooling system fan drive, a low …” „… production model with a low noise gear pump using dual-contact flank technology for steering function. The …”

S. Pretsch, M. Rothbart Sustainable Agriculture in an Electrified World – Cradle-to-Grave evaluation of different propulsion systems S. 1-8

„… production are relatively low compared to CO2 emissions in use of 239t. As a first step towards emission …” „… tractor, but the emissions of 215t in use are lower. A further step towards emission reduction is the …” „… production are rather high, the emissions of 132t in use are the lowest. Those in use CO2 emissions are …”

M. Koch, M. Zeuner Modular driveline solutions for a new generation of combine harvesters S. 369-374

„… , like emission legislations, needed to be fulfilled. Keeping the driveline nearly the same over years …” „… , like the lower position of the main drive intermediate shaft to gain more grain tank volume, and the …” „… develop a modular system, but then a lower amount of components needs to be designed. As a result of that …”

S. Steinhaus, L. Frerichs A novel approach to determine the soil aggregate size distribution from high-resolution 3D point clouds S. 361-368

„… the aggregates can be determined for each case. If the degree of determination is too low, the …” „… determination of the sphere fit is too low, then the cluster is excluded. The aggregate size distribution and …” „… and this with a low personnel input. This opens up new opportunities in the field of research and …”

A. Kunz Alternative drives for agricultural machines – Legal frame, meaning, concepts, validation, conclusion S. 405-412

„… machinery will be presented. The contribution of agricultural machinery to greenhouse gas emissions from …” „… until 2020 to shrink down the yearly global CO2 emissions onto the level of 1990, it is captured in [3 …” „… ] to limit the global warming by greenhouse gas emissions to 1.5 °K until the end of this century …”

R. Schmetz Energy analyses of different advanced drive systems for agricultural machinery S. 315-322

„… , energy analyses can also provide a reliable basis for the determination of greenhouse gas emissions …” „… goal is marked. Furthermore, it enables also some notable savings potential in greenhouse gas emissions …” „… ) or the energy efficiency is known to be very low (steam tractor) or a system consists only of …”

doi.org/10.51202/9783181023747

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