標題: Titlebook: Engineering Heat Transfer; J. R. Simonson Textbook 1975Latest edition Macmillan Publishers Limited 1975 engine.heat.heat transfer [打印本頁] 作者: 延展 時間: 2025-3-21 17:53
書目名稱Engineering Heat Transfer影響因子(影響力)
書目名稱Engineering Heat Transfer影響因子(影響力)學科排名
書目名稱Engineering Heat Transfer網(wǎng)絡公開度
書目名稱Engineering Heat Transfer網(wǎng)絡公開度學科排名
書目名稱Engineering Heat Transfer被引頻次
書目名稱Engineering Heat Transfer被引頻次學科排名
書目名稱Engineering Heat Transfer年度引用
書目名稱Engineering Heat Transfer年度引用學科排名
書目名稱Engineering Heat Transfer讀者反饋
書目名稱Engineering Heat Transfer讀者反饋學科排名
作者: Indigence 時間: 2025-3-21 22:34 作者: Arboreal 時間: 2025-3-22 03:09 作者: 激怒 時間: 2025-3-22 04:56 作者: 修飾 時間: 2025-3-22 12:44
https://doi.org/10.1007/978-3-319-06716-2treams pass through in steady flow, and heat transfer takes place through a separating wall. Mechanisms involved are therefore convection to or from the solid surface and conduction through the wall. The wall may be corrugated or finned to increase turbulence and the heat transfer area.作者: 擴大 時間: 2025-3-22 15:01
https://doi.org/10.1007/978-1-349-11945-5ade, since near the base and top of the chimney conduction will be three-dimensional. Thus those problems will be considered in this chapter which may be assumed to be two-dimensional without introducing significant error. This will cover the majority of heat conduction problems which are sufficiently simple to include in an introductory text.作者: 擴大 時間: 2025-3-22 18:41
Two-dimensional steady state conduction,ade, since near the base and top of the chimney conduction will be three-dimensional. Thus those problems will be considered in this chapter which may be assumed to be two-dimensional without introducing significant error. This will cover the majority of heat conduction problems which are sufficiently simple to include in an introductory text.作者: 滑動 時間: 2025-3-22 22:27 作者: mortuary 時間: 2025-3-23 04:31 作者: ostrish 時間: 2025-3-23 08:17 作者: 織布機 時間: 2025-3-23 13:21 作者: Crohns-disease 時間: 2025-3-23 17:54
Mass transfer by convection, this and in other processes, an energy transfer is generally involved as well as the process of . which takes place at a microscopic level by . near the surface, and also by . further from the surface if the overall flow is turbulent.作者: 職業(yè) 時間: 2025-3-23 20:01
Extended surfaces, . surface temperature is reduced by the addition of fins, the total heat transfer is increased. In the treatment that follows it is assumed that the convection coefficient is known. The Nusselt numbers of finned surfaces may be determined experimentally.作者: 商業(yè)上 時間: 2025-3-23 23:47 作者: micronized 時間: 2025-3-24 04:24 作者: Functional 時間: 2025-3-24 09:49
Forced convection: boundary layer principles,cerned with the type of flow situation or the method of analysis. This chapter shows how the convection coefficient may be determined by an approximate analytical method for simple cases of laminar flow. References to other methods will also be given.作者: 小蟲 時間: 2025-3-24 11:19
Forced convection: Reynolds analogy and dimensional analysis, . However, these methods have only become possible with the use of the more recent and more powerful generations of digital computer, and at an introductory level the more classical approaches will be followed.作者: Transfusion 時間: 2025-3-24 18:20 作者: Pessary 時間: 2025-3-24 21:51 作者: 青石板 時間: 2025-3-25 00:02 作者: DEVIL 時間: 2025-3-25 04:48 作者: 縱欲 時間: 2025-3-25 09:20
The City: Pop Art and Brutal Architecture,e general form:.where . is the rate of heat conduction in the n-direction, and . is the temperature gradient in that direction. The partial derivative is used since there may exist temperature gradients in other directions. One-dimensional conduction does not often occur in practice since a body wou作者: 圓桶 時間: 2025-3-25 14:22
https://doi.org/10.1007/978-1-349-11945-5 of edge and corner effects which must be present in any finite object. The error involved in this neglect will depend on the dimensions of the system. Consider, for example, the wall of a building some 6 m long and 200 mm thick. In the absence of doors and windows, conduction through such a wall wi作者: PANIC 時間: 2025-3-25 17:16 作者: 啤酒 時間: 2025-3-25 23:10 作者: 空氣傳播 時間: 2025-3-26 03:05 作者: fibroblast 時間: 2025-3-26 05:01
Claudio Becagli,Matilde Milanesing it is another important example of convection. Fluid motion is due entirely to buoyancy forces arising from density variations in the fluid. There is often slight motion present from other causes; any effects of these random disturbances must be assumed negligible in an analysis of the process. N作者: 并置 時間: 2025-3-26 12:17 作者: Recess 時間: 2025-3-26 16:29 作者: HAWK 時間: 2025-3-26 17:06 作者: Albumin 時間: 2025-3-26 23:51
The Art of Finding Hidden Riskse area could be extended, then a gain in total heat transfer would be achieved. This is done by adding fins to the surface. Heat transfer is then by conduction along the fin, and by convection from the surface of the fin. It is likely that the convection coefficient of the basic surface will be alte作者: LANCE 時間: 2025-3-27 01:26 作者: 半球 時間: 2025-3-27 06:02 作者: capillaries 時間: 2025-3-27 12:29 作者: conspicuous 時間: 2025-3-27 13:57 作者: 跟隨 時間: 2025-3-27 19:43
One-dimensional steady state conduction,The simplest example of steady state conduction in one dimension is the transfer of heat through a single plane slab. Many simple problems, such as conduction through the wall of a building, approximate to this.作者: 錯誤 時間: 2025-3-27 23:53
The Shift of Powers, Borders, and Resources condition can be of importance in design, and further, excessive thermal stress may arise. A simple approach is to assume the system is lumped, i.e. the temperature is uniform in space and is a function of time only. In a more detailed analysis, temperature will also be a function of position.作者: MITE 時間: 2025-3-28 03:59 作者: ferment 時間: 2025-3-28 07:44 作者: 偽書 時間: 2025-3-28 11:30
Transient conduction, condition can be of importance in design, and further, excessive thermal stress may arise. A simple approach is to assume the system is lumped, i.e. the temperature is uniform in space and is a function of time only. In a more detailed analysis, temperature will also be a function of position.作者: 哥哥噴涌而出 時間: 2025-3-28 16:26 作者: Fulminate 時間: 2025-3-28 19:33
,The laws of black—and grey — body radiation,aces, and the presence of fluid motion. Energy transfer has been observed to take place only in the direction of a negative temperature gradient, and at a rate; which depends directly on the magnitude of that gradient.作者: tolerance 時間: 2025-3-29 00:57
Introduction,imals. The development of this skill over the centuries has been fundamental to the growth of civilization. Mans early efforts to harness the power of wind and water owed very little to engineering science, and indeed the early steam engine was a practical reality . the science of thermodynamics was作者: 褪色 時間: 2025-3-29 05:40
The equations of heat conduction,e general form:.where . is the rate of heat conduction in the n-direction, and . is the temperature gradient in that direction. The partial derivative is used since there may exist temperature gradients in other directions. One-dimensional conduction does not often occur in practice since a body wou作者: 巨大沒有 時間: 2025-3-29 08:22
Two-dimensional steady state conduction, of edge and corner effects which must be present in any finite object. The error involved in this neglect will depend on the dimensions of the system. Consider, for example, the wall of a building some 6 m long and 200 mm thick. In the absence of doors and windows, conduction through such a wall wi作者: lanugo 時間: 2025-3-29 12:26 作者: prolate 時間: 2025-3-29 18:51 作者: 符合規(guī)定 時間: 2025-3-29 19:46 作者: 翻動 時間: 2025-3-30 02:17
Natural convection,ng it is another important example of convection. Fluid motion is due entirely to buoyancy forces arising from density variations in the fluid. There is often slight motion present from other causes; any effects of these random disturbances must be assumed negligible in an analysis of the process. N作者: SIT 時間: 2025-3-30 06:10
Separated flow convection,e resulted in the rapid growth of the use of complex geometrical heat transfer surfaces, which have developed from the single tube and tube bank placed across the line of flow. A single tube or cylinder placed in a cross-flow is completely submerged in the fluid and it therefore forms an obstacle ar作者: BUOY 時間: 2025-3-30 12:04
Convection with phase change, occur in steam power plant and in chemical engineering plant. Convection in the liquid to solid phase change is also of importance, as for example in metallurgical processes, but this cannot be considered here.作者: Airtight 時間: 2025-3-30 12:47 作者: exhibit 時間: 2025-3-30 18:36
Extended surfaces,e area could be extended, then a gain in total heat transfer would be achieved. This is done by adding fins to the surface. Heat transfer is then by conduction along the fin, and by convection from the surface of the fin. It is likely that the convection coefficient of the basic surface will be alte作者: CUMB 時間: 2025-3-30 20:48 作者: alliance 時間: 2025-3-31 02:08
,The laws of black—and grey — body radiation,aces, and the presence of fluid motion. Energy transfer has been observed to take place only in the direction of a negative temperature gradient, and at a rate; which depends directly on the magnitude of that gradient.作者: palpitate 時間: 2025-3-31 07:06
,The ‘Creative’ Grief of , and , the increased velocity around the front of the cylinder which is accompanied by a drop in static pressure is not followed by a similar increase in velocity in the boundary layer, due to the increased viscous stress at the higher velocity gradients. Thus, in the boundary layer the fluid has lost vel作者: Barter 時間: 2025-3-31 12:00 作者: Tartar 時間: 2025-3-31 16:03 作者: 憤怒事實 時間: 2025-3-31 18:34
Conclusions and Future Prospects,g nach dem Westen Europas und den n?rdlicheren Gegenden an, um hier bleibende St?tten der Wirksamkeit zu finden. Seit der Erfindung der Buchdruckerkunst wird der Lauf der Entwicklung immer übersichtlicher, seit der Epoche der künstlichen Teerfarben treten Farbstoffherstellung und -verwendung in allerengste Beziehung zueinander.
