Volume 6 | Issue 1 |

 Abstract

HFC-32 is being considered as an alternative for HCFC-22 in room air conditioners. HFC-32 is non ODS. Its GWP is 675. HFC-32 is classified under A2L under latest ASHRAE 34 standard. The volumetric capacity of HFC-32 is about 60% higher compared to HCFC-22. HFC-32 gives lower pressure drop in heat exchangers than both HCFC-22. The pressure drop for HFC-32 in evaporator is 36% lower than HCFC-22. In condenser, pressure drop are much lower than pressure drop in evaporator. The discharge temperature of HFC-32 is higher than HCFC-22. In this paper, the simulated performance of split air conditioners (SAC) using HFC-32 with nominal cooling capacity of 5.1 kW was studied. The simulation has been carried out for SAC using test conditions prescribed in Indian Standards IS 1391 (1992) Part I. The simulation has been carried out for variation in compressor capacity, capillary, and exchanger tubing. The results showed that COP improvement for HFC-32 air conditioner is about 8% when 5 mm tube OD was used for condenser. There is marginal improvement in COP when capaillary optimization was performed.

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Creative Commons Attribution 4.0 and The Open Definition

 Keywords

HFC-32, HCFC-22, air conditioner, simulation.

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Creative Commons Attribution 4.0 and The Open Definition

 Abstract

Licence: creative commons attribution 4.0

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Creative Commons Attribution 4.0 and The Open Definition

 Keywords

Biometrics, Iris Recognition, IrisCode, Iris texture, Similarity measure.

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Creative Commons Attribution 4.0 and The Open Definition

 Abstract

Cloud Services are conspicuous inside the private, open and business areas. A large number of these administrations are relied upon to be dependably on and have a basic nature; accordingly, security and strength are progressively critical angles. Keeping in mind the end goal to stay versatile, a cloud needs to have the capacity to respond to referred to dangers, as well as to new difficulties those objective cloud frameworks. In this paper we present and examine an online cloud irregularity discovery approach, containing devoted recognition parts of our cloud versatility design. All the more particularly, we show the pertinence of oddity discovery under the one-class support Vector Machine (SVM) plan at the hypervisor level, through the usage of highlights assembled at the framework and system levels of a cloud hub. We show that our plan can achieve a high location exactness of more than 90% while distinguishing different sorts of malware and DoS attacks. Moreover, we assess the benefits of considering framework level information, as well as system level information relying upon the assault composes. At last, the paper demonstrates that our way to deal with location utilizing committed observing segments per VM is especially appropriate to cloud situations and prompts an adaptable discovery framework fit for recognizing new malware strains with no earlier learning of their usefulness or their hidden guidelines.

Licence: creative commons attribution 4.0

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Creative Commons Attribution 4.0 and The Open Definition

 Keywords

Security, resilience, invasive software, network-level security and protection

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Creative Commons Attribution 4.0 and The Open Definition

 Abstract

A standout amongst the most encouraging encryption methods for secure data sharing in the field of Cloud Computing is Ciphertext-Policy Attribute-Based Encryption (CPABE).This encryption procedure has swung to be an imperative encryption innovation to handle the test of secure data sharing. In this encryption system, Users' private keys and figure writings are related to an arrangement of qualities. This procedure totally scrambles the record and does not have any control over the individual properties in the document. In this way, to conquer this issue an idea called quality with weight was presented, so it can have control over the individual components in the document and can have the capacity to shroud touchy data while imparting data to the clients. In any case, the issue of malignant cloud insider continues. Envision the setting of an online wellbeing records framework. An approved client can get to the wellbeing record by fulfilling their discretionary limitations characterized by the data proprietor. When they access the data, the framework can't preclude or screen their substantial utilization of the data. So we plan an Embeddable Digital Signature algorithm that can install the getting to clients certifications in every wellbeing record they get to which has a stealth impact of getting and arraign them if there should arise an occurrence of an unapproved data rupture. Thus, the subsequent plan turns out to be more secure.

Licence: creative commons attribution 4.0

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Creative Commons Attribution 4.0 and The Open Definition

 Keywords

Cloud Computing, Data sharing, CP-ABE Attribute, Encryption, Embedded Digital Signature

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Creative Commons Attribution 4.0 and The Open Definition

 Abstract

Licence: creative commons attribution 4.0

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Creative Commons Attribution 4.0 and The Open Definition

 Keywords

Software-defined networking (SDN), Traffic Engineering, Network monitoring, Network Quantity, Network Managing.

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Creative Commons Attribution 4.0 and The Open Definition

 Abstract

Sharing data utilizing cloud computing can be a decent answer for benefit from decreased costs, adaptability, adaptability and more points of interest that client can get from the cloud framework. Be that as it may, when the protest shared comprises of delicate or work force data, the security concerns increment. Issues identified with the absence of data secrecy and honesty speaks to the main issue experienced in cloud framework and that limits clients and various associations to profit by the cloud?s administrations. In this paper we talk about the necessities expected to secure data in cloud condition and we propose another way to deal with upgrade the security of the data partook in cloud storage. Our technique depends on cryptographic models. It is secret, adaptable and it diminishes time of computation by receiving basic and efficient key administration process and encryption plans

Licence: creative commons attribution 4.0

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Creative Commons Attribution 4.0 and The Open Definition

 Keywords

Cloud Computing, Security, Data Sharing, Cryptography, Cloud Storage.

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Creative Commons Attribution 4.0 and The Open Definition

 Abstract

Licence: creative commons attribution 4.0

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Creative Commons Attribution 4.0 and The Open Definition

 Keywords

Security, Cloud Computing, Storage Protection, Trusted Computing: Remote storage, Virtual Machine.

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Creative Commons Attribution 4.0 and The Open Definition

 Abstract

Jhajjar is a historical town from earliest time to modern era.Due to its agricultural importance ,Firoz shah Tughaq gave attention and created canals.The peoples of jhajjar faced rule of many dynasties as sultanate and Mughal and local nawabs .Every ruler of these dynasties built many structures in jhajjar for many purposes.

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Creative Commons Attribution 4.0 and The Open Definition

 Keywords

Monument,jhajjar, sultanate,Mughal,nawab,Beri,Mosque,Baoli

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Creative Commons Attribution 4.0 and The Open Definition

 Abstract

premachand kee kahaaniyo mein naaree ka avivaahit jeevan

Licence: creative commons attribution 4.0

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Creative Commons Attribution 4.0 and The Open Definition

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premachand kee kahaaniyo mein naaree ka avivaahit jeevan

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Creative Commons Attribution 4.0 and The Open Definition

 Abstract

Hazard Analysis and Critical Control Points is a standardized preventive measure to food safety from biological, chemical, and physical hazards in production processes or production area that make unsafe the food during the whole process of production and HACCP can be used at all stages of a food chain, from food production and preparation processes including packaging, distribution HACCP plan have seven principle and to apply these principles on whole process required a well trained HACCP team. Successful implementations of HACCP plan increases the food safety as well as increase the food quality standards.

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Creative Commons Attribution 4.0 and The Open Definition

 Keywords

Food safety, food borne illness, HACCP, Salmonella.

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Creative Commons Attribution 4.0 and The Open Definition