working fluids for vapor refrigeration and heat pump systems

... [XXX] before treatment for pre-authorisation of • counselling and other support services eligibility and cover • flexible working and work adjustment policies • other sources of information and support ... reasonable work performance targets, adjusted may have arisen within the organisation and how to reflect their illness, and that eligibility for and they were handled, including flexible working, participation ... other workers; and harassment and victimisation The DDA also covers 14 Cancer and working For more information about the Disability Discrimination Act, see the Office of Public Sector Information...

Ngày tải lên: 22/03/2014, 16:21

... of h/D on Nusselt number, friction coefficient and performance factors: h/D stands for height ratio for protrusion, while it stands for depth ratio for dimple 191 5.4 Normalized friction ... 1998; Quadrio and Ricco, 2004; Ricco and Wu, 2004; Xu and Huang, 2005; Ricco and Quadrio, 2008; Yudhistira and Skote, 2011) have been done on this topic to examine the performance and possible ... low and high, respectively This can be attributed to the symmetric and asymmetric flow pattern and vortex structures for low and high protrusions, respectively xii List of Tables 1.1 Advantages and...

Ngày tải lên: 10/09/2015, 09:10

... the flow rate, and L is the length of channel No slip boundary condition (2.13) for velocity and constant heat flux boundary condition (2.14) for temperature are imposed at the upper and lower walls: ... need to be validated and tested for grid independence before employing to calculate for the flow over the corrugated and dimples/protrusion surface 2.4.1.1 DNS Six test runs for the smooth flat parallel ... friction coefficient and Nusselt number over the different modified surfaces studied in order to compare their hydrodynamic and thermal performances The total streamwise form drag and skin friction...

Ngày tải lên: 10/09/2015, 09:11

... -0.5 Y (a) Y (b) 2 v’ for corrugated plate w’2 for corrugated plate v’ for flat plate w’ for flat plate v’ for corrugated plate w’ for corrugated plate v’2 for Flat plate w’ for Flat plate v’ , ... turbulent channel flow: ΔD = Cf − Cf Cf where Cf stands for corrugated channel and Cf stands for flat channel Note that positive ΔD means drag increase, and conversely negative ΔD means drag reduction ... predicted velocity and random components, see Eq 5.3 The velocity fluctuations and mean spanwise and vertical velocities w and v tend towards 10−9 value during the development of the flow, and finally the...

Ngày tải lên: 10/09/2015, 09:11

... Ga/Ga0 for Dz=0% Ga/Ga0 for Dz=15% 1.1 Performance ratio Performance ratio 1.1 0.9 Ga/Ga0 for Dz=0% Ga/Ga0 for Dz=15% 0.9 symmetric dimple 0.8 -0.2 -0.1 0.1 0.8 0.2 -0.1 Dx 0.1 Dx (a) Ga/Ga0 for ... h/D = 10% (b) Ga/Ga0 for Case at h/D = 15% 1.6 1.6 1.5 Performance ratio Performance ratio Gv/Gv0 for Dz=0% Gv/Gv0 for Dz=15% symmetric dimple 1.4 Gv/Gv0 for Dz=0% Gv/Gv0 for Dz=15% 1.3 -0.2 -0.1 ... Cf/Cf0 for Dz=0% Nu/Nu0 for Dz=0% Cf/Cf0 for Dz=15% Nu/Nu0 for Dz=15% 1.7 symmetric dimple 1.6 symmetric dimple 1.5 -0.2 -0.1 0.1 0.2 Dx Figure 4.8: Friction and Nusselt number ratios for Case...

Ngày tải lên: 10/09/2015, 09:11

... performance factors for protrusions (d) performance factors for dimples Figure 5.3: Effect of h/D on Nusselt number, friction coefficient and performance factors: h/D stands for height ratio for ... discussed 5.2.1 Hydrodynamic and thermal performance The normalized average friction ratio Cf /Cf , Nusselt number ratio N u/N u0 and performance factors (Ga/Ga0 and Gv/Gv0 ) for protrusions with various ... protrusions, and then recirculates and is lifted up, hence forming the vortex structure However, the patterns of the streamlines differ for protrusions with different height ratios both before and after...

Ngày tải lên: 10/09/2015, 09:11

Ngày tải lên: 10/09/2015, 09:11

... articulating and applying standards and assessment methodologies for core system elements The Principles and Guidelines for Effective Insolvency and Creditor Rights Systems contributes to that effort ... rights and enforcement systems provide an external means of monitoring credit and commercial relationships and enforcing rights among creditors and their debtors, which support incentives for proper ... Stabilizing and Sustaining Business Operations Information: Access and Disclosure Plan: Formulation, Consideration and Voting Plan: Approval of Plan Plan: Implementation and Amendment Plan: Discharge and...

Ngày tải lên: 06/03/2014, 10:20

... superheat region Pressure drops in evaporator are for R22 [29] and R407C [30, 31] 135 kPa, for R410A [32] 85 kPa and for R744 [33] 100kPa, while during condensation the pressure drop varies for ... transcritical The other unique property of CO2 is the high working pressure required to use under typical heat pump conditions Heat pump systems, both sub and transcritical, using CO2, work at greater pressures ... high vapor density and an equally high volumetric heating capacity This attribution offers the option for CO2 to have a smaller working volume cycled in order to attain the same heating demand...

Ngày tải lên: 09/09/2015, 10:17

... heat pump system for cooling, water heating and drying 14 Chapter Literature Review that uncovered collector heat pump systems have better performance than both conventional air-source heat pumps ... compressor, is used for water heating and air heating used in this application for clothes drying Hence, the solar assisted heat pump system performs as a water heater, clothes dryer and air conditioner ... on the 3-in-1 solar assisted -heat pump system for air-conditioning, water heating and drying Further An integrated solar heat pump system for cooling, water heating and drying 24 Chapter Literature...

Ngày tải lên: 14/09/2015, 08:37

... [37, 38] and irreversible [39, 40] Carnot heat engines [37, 39], refrigerators and heat pumps [38, 40], and three -heat- reservoir absorption refrigerator and heat pump [41] Generalization and unified ... , and u H + u H + u L1 + u L = Moreover, heat conductance distributions are set as uH = and uL = for Brayton, Otto, Diesel and Atkinson heat pump cycles; uL = for Dual heat pump cycle; uH = for ... Dual heat pump cycle and uL 2,opt ,Π for Miller heat pump cycle are close to the corresponding optimal heat conductance distributions of Diesel and Atkinson heat pump cycles as shown in Figures and...

Ngày tải lên: 05/09/2013, 15:28

... Helen is employed by ABC Holding. Her P60 shows that she earned £18,870 (before tax and other  deductions) in 2011­12. She handles all the paperwork at home, so when she filled in the tax credits claim form  she gave her details for ‘You’ and her husband Derek’s details for ‘Your Partner’ ... She enters £8,370 in box 2.2 for ‘You’ (£18,870 ­ £10,500 = £8,370) and ‘0’ in box 2.4 for ‘Your partner’ Page 3 A B C D Working sheet to calculate relief and losses Your income for the tax year   6  ... Part 5 of your tax credits claim form • Part 2 of your form TC603D Annual Declaration, or • Part 1 and/ or Part 2 of your form TC603D2 Tax Credits Declaration Losses brought forward If this does not use up the entire loss, the balance (that is, the unused part of the loss after deducting the ...

Ngày tải lên: 15/02/2014, 14:20

... gorge is thought to be lower for wild-type enzyme than for D74N and E202Q, allowing flexibility of the gorge for entrance and binding of substrates or inhibitors and exit of reaction products ... inactivation, enzyme samples were heated at 55 °C for various lengths of time, cooled quickly in iced water to stop inactivation, centrifuged for at 10 000 g and assayed for residual activity In each ... dimeric forms (G2) of rHuAChE was never observed up to 300 MPa, indicating that these forms were native disulfide-bridged forms and not partially proteolyzed products (disulfide-cleaved G2 forms)...

Ngày tải lên: 08/03/2014, 10:20

... relevant protective laws and regulations and therefore free for general use Product Liability: The data and other information in this handbook have been carefully extracted and evaluated by experts ... have been checked for correctness by authors and the editorial staff before printing Nevertheless, the publisher can give no guarantee for the correctness of the data and information provided ... are more important and pervasive with vapor pressure being possibly the most important of all Practical handling of any fluid requires knowledge of its vapor pressure, and vapor pressure (or...

Ngày tải lên: 01/04/2014, 10:11

... Companion for Working for Yourself .1 The Good, the Bad, and the Ugly .3 Workingforfor Yourself: Good .4 Working Yourself: The Working for Yourself: The Bad Working for Yourself: ... malpractice and sues him personally and the group Though both the group and Louis can be held liable, Marcus, Susan, and Florence cannot be held personally liable for 30 | working for yourself ... conditions for S corporation chapter | choosing the legal form for your business | 33 Choosing a Form of Business There is no one best business form and choosing the one that will work best for you...

Ngày tải lên: 18/04/2014, 14:13

... Yourself .1 The Good, the Bad, and the Ugly .3 Workingforfor Yourself: Good .4 Working Yourself: The Working for Yourself: The Bad Working for Yourself: The Ugly ... ­nstitution for example, borrowing money or renting property resource For forms and guidance that will help you handle corporate formalities in a streamlined manner, see The Corporate Records Handbook: ... and burdens of C corporation tax treatment described above 34 | working for yourself Choosing a Form of Business There is no one best business form and choosing the one that will work best for...

Ngày tải lên: 18/04/2014, 14:13

... Companion for Working for Yourself .1 The Good, the Bad, and the Ugly .3 Workingforfor Yourself: Good .4 Working Yourself: The Working for Yourself: The Bad Working for Yourself: ... malpractice and sues him personally and the group Though both the group and Louis can be held liable, Marcus, Susan, and Florence cannot be held personally liable for 30 | working for yourself ... conditions for S corporation chapter | choosing the legal form for your business | 33 Choosing a Form of Business There is no one best business form and choosing the one that will work best for you...

Ngày tải lên: 18/04/2014, 14:16

... Yourself .1 The Good, the Bad, and the Ugly .3 Workingforfor Yourself: Good .4 Working Yourself: The Working for Yourself: The Bad Working for Yourself: The Ugly ... ­nstitution for example, borrowing money or renting property resource For forms and guidance that will help you handle corporate formalities in a streamlined manner, see The Corporate Records Handbook: ... and burdens of C corporation tax treatment described above 34 | working for yourself Choosing a Form of Business There is no one best business form and choosing the one that will work best for...

Ngày tải lên: 18/04/2014, 14:16

... dedicated to my husband, Douglas, for his love and patience; to my wonderful children, Eric, Michael, and Katherine, for their encouragement and support; and to my mother, Sara Bernstein, for always being ... PM Page i working SPANISH for TEACHERS AND EDUCATION PROFESSIONALS 01_095232 ffirs.qxp 3/7/07 2:29 PM Page ii 01_095232 ffirs.qxp 3/7/07 2:29 PM Page iii working SPANISH for TEACHERS AND EDUCATION ... 3:42 PM Page x x Working Spanish for Teachers and Education Professionals Chapter 14 Planning for the Future 217 Promotion and Graduation Requirements 217 Applying for a Job ...

Ngày tải lên: 04/05/2014, 12:49

... expressions for the radiative heat transfer coefficient hrad and the radiation resistances for these surfaces are given by Eqs (7–10) Here, ATEC and AIns are the areas of a TE couple and thermally ... and q are thermal conductivity and electrical resistivity, respectively aTEC ¼ ap À an ; (11) Thermoelectric Generators for Automotive Waste Heat Recovery Systems Part I: Numerical Modeling and ... generation rate for the baseline model at average inlet conditions The relative error drops to order of 10À5 for 100 grid elements ‘‘iÀ1’’ stands for the coarser grid and ‘‘i’’ for the finer grid...

Ngày tải lên: 06/05/2014, 08:54