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A design concept of active cooling for tailored forming workpieces during induction heating

Caner-Veli Ince, Anna Chugreeva, Christoph Böhm, Fadi Aldakheel, Johanna Uhe, Peter Wriggers, Bernd-Arno Behrens, Annika Raatz
2021 Production Engineering  
This paper deals with the development of a specific heating and cooling strategy to generate an inhomogeneous temperature distribution in hybrid workpieces.  ...  The use of the hybrid construction method for bulk components has a high potential for weight reduction and increased functionality.  ...  of hybrid high performance components through tailored forming" with the subprojects B02 Die forging of coaxially arranged hybrid workpieces, C07 Flexible handling of hot forging components and C04 Modelling  ... 
doi:10.1007/s11740-021-01027-5 fatcat:izjvnkclbfhvjifnpcvohrrz5y

"Issues and maize bread taste good when they're cool"

Yvonne Treis, Deginet Wotango Doyiso
2019 Studies in African Linguistics  
., sigg- 'be(come) comfortably cold or warm, cool' and buss- 'burn (tr.); be dangerously, excessively hot'.  ...  The lexeme iib- 'be(come) warm/hot' contrasts with caal- 'be(come) tactile cold' in the tactile frame of temperature evaluation, while it contrasts with gid- 'be(come) non-tactile cold' in the domain of  ...  Acknowledgements We are grateful to Maria Koptjevskaja-Tamm for thought-provoking discussions on the data presented in this paper and to two anonymous reviewers for their helpful comments.  ... 
doi:10.32473/sal.v48i2.118041 fatcat:b4okz3as5ba6pa2hrbaazlr4be

Cool Stars 20 Abstract Booklet [article]

Cool Stars 20 Organizing Committee
2018 Zenodo  
booklet for the 20th Cambridge Workshops of Cool Stars, Stellar Systems and the Sun, held July 29 - Aug 3 2018 at Boston University, Boston, MA, USA.  ...  and with the same metallicity.  ...  In addition to chromospheric hydrogen, helium, sodium, and calcium lines in both the visual and the near-infrared arm of CARMENES, we monitor temperature-sensitive photospheric titanium oxide and vanadium  ... 
doi:10.5281/zenodo.1343631 fatcat:d3sjg4frhrgg5d6m5qsdwb3c3i

Experimental Investigation for the Thermal performance of Modified Closed Wet Cooling Tower

Qasim Saleh Mahdi, Hayder Mohammad Jaffal
2017 مجلة النهرين للعلوم الهندسية  
The results showed a significant performance improvement when using packing with CWCT under the heat exchanger and above the heat exchanger as compared to CWCT.  ...  Researchers and designers keenly seek to improve the performance of cooling towers because of the extensive impact on the work and efficiency of the systems concerned to these towers.  ...  As exists in every forced cooling, the test section consists of three zones: spray, fill (cooling zone) and rain zone.  ... 
doaj:cc7222ae5b1141a589902d5fdcc8d128 fatcat:cq25au74qba4xicpjfjjfns6ke

Fluoride-Salt-Cooled High-Temperature Test Reactor Thermal-Hydraulic Licensing and Uncertainty Propagation Analysis

R. R. Romatoski, L. W. Hu
2019 Nuclear Technology  
Broadly, the methodology developed incorporates uncertainty propagation that can be used to evaluate parametric uncertainties to satisfy guidelines for non-power reactor licensing applications, and method  ...  An important Fluoride-salt-cooled High-temperature Reactor (FHR) development step is to design, build, and operate a test reactor.  ...  thickness, density (and associated temperature), and heat capacity (if only one measurement temperature is desired, the heat capacity value at this temperature can be entered for the reference sample  ... 
doi:10.1080/00295450.2019.1610686 fatcat:fmpvklruijgqtdlwabckllmsze

Computational Studies of Air-Mist Spray Cooling in Continuous Casting

Vitalis Anisiuba, Haibo Ma, Armin Silaen, Chenn Zhou
2021 Energies  
A four-step simulation approach was used to simulate the air-mist spray cooling capturing the turbulence and mixing of the two fluids in the nozzle, droplet formation, droplet transport and impingement  ...  a correlation to predict the heat transfer coefficient using the casting operating conditions such as air-pressure, water flow rate, casting speed, and standoff distance.  ...  Acknowledgments: The authors would like to thank the Steel Manufacturing Simulation and Visualization Consortium (SMSVC) members for funding this project.  ... 
doi:10.3390/en14217339 fatcat:u7423h3n3bfmrobqepjy5zighy

High Tunnels without Anti-insect Netting Benefit Organic Cherry Tomato Production in Regions with Cool and Short Growing Seasons

Yun Kong, Dave Llewellyn, Youbin Zheng
2020 Canadian Journal of Plant Science  
to the cool and short growing season.  ...  Therefore, high tunnels without anti-insect netting can be recommended for organic production of cherry tomato in southern Ontario.  ...  While pea plants cannot handle freezing the way hardy Brassicas and Claytonia can, they do well in cool fall and late winter conditions.  ... 
doi:10.1139/cjps-2019-0243 fatcat:sd3yhrtjwfcazirls4b3wj5x2y

Page 45 of Mechanical Engineering Vol. 74, Issue 3 [page]

1952 Mechanical Engineering  
Coil. the best VALUE your money can buy—and there never will be.  ...  Through exit wringer rolls the strip passes into a hot rinse unit and then through a hot-air dryer, The heat-treating section of the new con tinuous annealing line consists of a heating zone, a holding  ... 

Mathematical Modelling and Operational Analysis of Combined Vertical–Horizontal Heat Exchanger for Shallow Geothermal Energy Application in Cooling Mode

Sarwo Edhy Sofyan, Eric Hu, Andrei Kotousov, Teuku Meurah Indra Riayatsyah, Razali Thaib
2020 Energies  
Geothermal heat exchangers (GHEs) represent a buried pipe system, which can be utilised to harness renewable thermal energy stored in the ground to improve the efficiency of heating and cooling systems  ...  The combined GHE arrangement can be operated in five different modes, corresponding to different thermal loading conditions.  ...  air source heat compensator-ground source heat pump for space heating, and an air source heat compensator-ground source heat pump for domestic hot water.  ... 
doi:10.3390/en13246598 fatcat:hhpt76re2vh5dji2o4ppy3djey

High Temperature Materials: Hot is Cool! (Winter 2007)

2007 The Electrochemical Society Interface  
of factors that drive formation of hierarchical structure~with interesting and useful material properties; and (5.) the integration of new understanding and materials into systems that can be used to  ...  We recognize that dry and wet deposition methods can offer alternatives to non-sustainable materials, processes and devices, and current processes should be improved to lower their environmental impact  ...  TOC alerts arc delivered directly to the e-mail address you specify. (Note that the e-mail address you enter will not be sold or otherwise distributed to any other individual or entity.)  ... 
doi:10.1149/2.20074if fatcat:xmuubfma2zbt5cqbsanfkxx32i

Evolution and Mass Loss of Cool Ageing Stars: a Daedalean Story [article]

Leen Decin
2020 arXiv   pre-print
The chemical enrichment of the Universe; the mass spectrum of planetary nebulae, white dwarfs and gravitational wave progenitors; the frequency distribution of Type I and II supernovae; the fate of exoplanets  ...  For more than half a century, these winds of cool ageing stars have been interpreted within the common interpretive framework of 1-dimensional (1D) models.  ...  And just as you have the medium-sized Golden Russets and the large Haralsons apples, you have why and Why questions.  ... 
arXiv:2011.13472v1 fatcat:pxoobzvofbep3ijbs4krrdwdvq

Page 264 of Chemical Engineering Vol. 63, Issue 11 [page]

1956 Chemical Engineering  
In another instance, a mid- west firm saved 35,000 man-hr. in production time because an engineer was able to don an aluminized suit and enter a hot zone immediately to make a 10- min, repair.  ...  With this machine, any globe or gate valve from i to 12 in. can be reground without removing the valve from the line.  ... 

Partial Substitution of Chromate by Borate for Cooling Water Inhibition

Aruna Bahadur
1998 ISIJ International  
I should like to express our deep appreciation of the hard work and devotion to duty of Dr. B. R. Nijhawan, Director of the Laboratory, and his colleagues.  ...  It is a tool for auditing an organisation and its environment and is the first stage of planning on key issues.  ...  The features of blunting and tearing can be differentiated on the fracture surface of the tested specimens and the stretched zone width can be measured.  ... 
doi:10.2355/isijinternational.38.469 fatcat:itqyzp3rsjfx7fv6tppybibowm

DISCUSSION OF TUNNEL KILNS*

1920 Journal of The American Ceramic Society  
By its means, we can apply the heat just where we want it. We can lengthen or shorten the heat zone at will.  ...  With regard t o any heat which travels down through the body of the car by conduction, this we remove by means of cooling pipes, drawing it off in the form of hot air or, in some cases, hot water.  ... 
doi:10.1111/j.1151-2916.1920.tb17868.x fatcat:laho6aib6zh75n4hrcbmhovhsi

Cooling water management in European power stations Biology and control of fouling

Henk A. Jenner, John W. Whitehouse, Colin J.L. Taylor, Michel Khalanski
1998 Hydroécologie Appliquée  
We also wish to thank EDF for undertaking the unenviable task of printing and publishing it. We also wish to thank Bangor Univ. for the photographs of mussel and Cypris larvae and Elsevier and Dr.  ...  The ecotoxicity of chlorate to aquatic organisms, a critical review. Ecotoxicology and Environmental Safety. 32, pp. 244-253.  ...  'Better the devil you know than the devil you don't know'.  ... 
doi:10.1051/hydro:1989101 fatcat:jzr7gb3rqfb4vhgladwgfwcyym
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