52 research outputs found

    Conceptualizing Sustainable Consumption Behaviors among Millennial Employees in the Energy Sector

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    The increasing concern regarding the impact of energy consumption on the environment and the 2050 net-zero emission target necessitates the investigation of behavioral studies in energy consumption among employees. This study aims to develop a conceptual framework for future research on sustainable consumption behavior, specifically focusing on millennials. The conceptual framework links millennials’ sustainable consumption behavior to proactive work behavior through the lens of workplace spirituality. To develop this framework, the paper reviewed published studies related to sustainable consumption behaviors, work values, and behavioral factors across different generations. The review utilized computerized keyword searches in scholarly databases such as SpringerLink, Emerald, ScienceDirect, ProQuest, and Google Scholar. Based on the review’s empirical findings, narrative examples were drawn to construct the conceptual framework. The findings emphasize the importance of exploring millennials’ sustainable consumption behavior in relation to their values and behavioral factors. Proactive work behavior and workplace spirituality are identified as actionable elements to promote sustainable consumption behaviors among employees in the energy sector. Workplace spirituality is proposed as a moderating variable for the relationship between sustainable consumption behaviors and proactive work behavior, providing potential for further research in this area. Given that millennials are a significant generation in achieving sustainable energy consumption goals by 2050, this study focuses on their hiring and training to drive sustainable behavior. It evaluates the influence of HR and organizational behavior factors on sustainable consumption behavior in the energy industry. Practical implications and recommendations aim to assist practitioners and policymakers in analyzing behavioral phenomena to establish and implement sustainable goals for millennials. The paper extends the conceptual underpinning of sustainable consumption behavior by integrating proactive work behavior and workplace spirituality in the context of energy sector millennials. It paves the way for future researchers to empirically investigate and examine these variables in the energy sector. The study’s significance lies in its conceptual contributions to the existing body of knowledge in the field of sustainable consumption behavior. Keywords: energy sector, millennials generation, sustainable consumption behaviors, proactive work behavior, workplace spiritualit

    Influence of Leadership Communication in Fostering Employees' Safety Commitment in Oil and Gas Industry

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    Over the span of decades, sustained research efforts have been dedicated to the realm of occupational safety and health practices within high-hazard work environments. This focus stems from the alarming frequency of accidents and injuries occurring within these settings. Recent research findings have consistently underscored the pivotal role of human factors – encompassing individual perspectives, communication, attitudes, and behaviors – as the chief catalysts behind such unfortunate incidents in high-risk workplaces. Nevertheless, the trajectory of these accidents and injuries can be altered, and the toll mitigated, by scrutinizing the safety commitment of employees. This commitment, crucial for ensuring safer work environments, can be cultivated through consistent interaction and communication with leaders. This interaction serves to enhance employees’ knowledge and awareness concerning safety practices. In this context, the current article delves into the profound impact of leadership communication on employees’ safety commitment within the oil and gas industry. Employing a quantitative approach, the study relied on survey-type questionnaires to fulfill its objectives. From maintenance and operation departments, a random selection of 260 technical employees participated as respondents. The findings convincingly establish that leadership communication exerts a substantial and significant influence on employees’ safety commitment. Keywords: OSH, leadership, communication, safety commitment, oil and ga

    Review on Localization based Routing Protocols for Underwater Wireless Sensor Network

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    Underwater Wireless Sensor Network (UWSN) can enable many scientific, military, safety, commercial and environmental applications. Majority of the network models has been introduced for the deployment of sensor nodes through routing schemes and methodologies along with different algorithms but still the design of routing protocol for underwater environment is a challenging issue due to distinctive characteristics of underwater medium. The majority of the issues are also needed to fulfill the appropriate approach for the underwater medium like limited bandwidth, high bit error rates, propagation delay, and 3D deployment. This paper focuses the comparative analysis of the localization based routing protocols for UWSN. This comparative analysis plays a significant attention to construct a reliable routing protocol, which provides the effectual discovery of the route between the source node and the sink node. In addition this comparative analysis also focuses the data packets forwarding mechanism, the deployment of sensor nodes and location based routing for UWSN in different conditions

    RMEER: Reliable Multi-path Energy Efficient Routing Protocol for Underwater Wireless Sensor Network

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    Underwater Wireless Sensor Networks (UWSNs) is interesting area for researchers.To extract the information from seabed to water surface the the majority numbers of routing protocols has been introduced. The design of routing protocols faces many challenges like deployment of sensor nodes, controlling of node mobility, development of efficient route for data forwarding, prolong the battery power of the sensor nodes, and removal of void nodes from active data forwarding paths. This research article focuses the design of the Reliable Multipath Energy Efficient Routing (RMEER) which develops the efficient route between sensor nodes, and prolongs the battery life of the nodes. RMEER is a scalable and robust protocol which utilizes the powerful fixed courier nodes in order to enhance the network throughput, data delivery ratio, network lifetime and reduces the end-to-end delay. RMEER is also an energy efficient routing protocol for saving the energy level of the nodes. We have used the NS2.30 simulator with AquaSim package for performance analysis of RMEER.We observed that the simulation performance of RMEER is better than D-DBR protocol

    1 ERP Customisation, User Satisfaction and Operational Performance of Organisations: Investigating the Links.

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    There is anecdotal evidence that standards enforced by ERP systems are often in conflict with userdemands. With lesser customization, ERP implementation projects are more likley to finish on timeand budget; however, customization makes users happy. Also, in customised ERP, organisations runthe risk of losing out on the benfit of best-processes factored in ERP packages. Organizations aretherefore faced with a dilemma of whether to customize the ERP package for user satisfaction andacceptance or re-engineering existing business processes to match ERP enforced standards to achievebenefits of best-processes and improve organizational performance. In this resesearch we investigatethis issue. Our findings indicate that the level of ERP customization has significant moderatinginfluence on the relationship between user satisfaction and operational performance in organizations.Our findings also indicate that the level of user satisfaction in customized ERP implementations ishigh but the high satisfaction does not translate to operational performance because of the negativemoderating effect of ERP customization. Implications of the findings are discussed

    Automatic energy and carbon emissions monitoring using OPC: unified architecture

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    Global warming and climate change is being an issue for more than a decade. It has given the negative impact to the nature, such as rise of global temperature, unpredictable weather and many other natural disasters. Human activities that are resulting in emissions of Greenhouse Gases (GHG) contribute to these problems. These gases will trap heat into the atmosphere that cause the rising of earth temperature. Based on IPCC report in 2007 (as shown in Figure 1), Carbon Dioxide (CO2) is the main contributor to GHG emissions which are closely related to natural and human activities

    Two-stage motion artefact reduction algorithm for electrocardiogram using weighted adaptive noise cancelling and recursive Hampel filter

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    The presence of motion artefacts in ECG signals can cause misleading interpretation of cardiovascular status. Recently, reducing the motion artefact from ECG signal has gained the interest of many researchers. Due to the overlapping nature of the motion artefact with the ECG signal, it is difficult to reduce motion artefact without distorting the original ECG signal. However, the application of an adaptive noise canceler has shown that it is effective in reducing motion artefacts if the appropriate noise reference that is correlated with the noise in the ECG signal is available. Unfortunately, the noise reference is not always correlated with motion artefact. Consequently, filtering with such a noise reference may lead to contaminating the ECG signal. In this paper, a two-stage filtering motion artefact reduction algorithm is proposed. In the algorithm, two methods are proposed, each of which works in one stage. The weighted adaptive noise filtering method (WAF) is proposed for the first stage. The acceleration derivative is used as motion artefact reference and the Pearson correlation coefficient between acceleration and ECG signal is used as a weighting factor. In the second stage, a recursive Hampel filter-based estimation method (RHFBE) is proposed for estimating the ECG signal segments, based on the spatial correlation of the ECG segment component that is obtained from successive ECG signals. Real-World dataset is used to evaluate the effectiveness of the proposed methods compared to the conventional adaptive filter. The results show a promising enhancement in terms of reducing motion artefacts from the ECG signals recorded by a cost-effective single lead ECG sensor during several activities of different subjects

    Determination of Occupational Health and Safety Risks in Solar Energy

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    Solar energy systems (photovoltaics, solar thermal, solar power) provide significant environmental benefits in comparison to the conventional energy sources, thus contributing to the sustainable development of human activities. However, sometimes, the wide scale deployment faces potential negative health and safety implications. To cope with these problems this paper presents an overview of an occupational health assessment of solar energy. The analysis provides the potential burdens to the workers’ health and safety working in solar energy, which includes hazard identification like toxic materials, general job site safety risks and other less focused risks in solar energy such as psychosocial hazards. Keywords: solar energy, occupational safety, healt

    Pembangunan strategi pembelajaran geometri tiga dimensi: pelan dan dongakan melalui SketchUp Make

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    Terdapat cukup bukti yang menunjukkan bahawa kemahiran visual spatial dan tahap pemikiran geometri pelajar tidak diberi penekanan yang mencukupi dalam pengajaran dan pembelajaran geometri. Permasalahan ini telah menyebabkan kesukaran pembelajaran geometri di kalangan pelajar. Justeru itu, satu strategi pembelajaran yang dinamakan Strategi Pembelajaran Pelan 3 Dimensi melalui SketchUp Make (SPPD-SUM) telah direka dan dibangunkan dengan harapan dapat membantu pelajar untuk meningkatkan kemahiran visual spatial dan pemikiran geometri dalam pembelajaran 3 dimensi geometri bagi tajuk Pelan dan Dongakan. Domain kemahiran visual spatial telah diterapkan ke dalam tahap pemikiran geometri dengan teliti melalui aktiviti pembelajaran yang dibina dan disusun secara spesifik. Susunan ini adalah penting untuk memastikan pelajar dapat mencapai perubahan kognitif yang lebih baik dalam kemahiran spatial visual dengan berkomunikasi dan berinteraksi secara fizikal dan sosial mengikut model hierarki pemikiran geometri van Hiele. Aktiviti pembelajaran telah direka dengan teliti agar selaras dengan setiap tahap pemikiran geometri dan fasa pembelajaran tertentu sebagaimana yang telah ditetapkan oleh van Hiele. SPPD-SUM dibina berdasarkan ciri istimewa perisian dinamik SketchUp Make bagi memudahkan peningkatan kemahiran visual spatial dan pemikiran geometri semasa proses pembelajaran. Keseluruhan proses pembangunan SPPD-SUM berlandaskan lima peringkat kitaran model reka bentuk pengajaran ADDIE. Kertas kerja ini hanya melaporkan dua peringkat iaitu reka bentuk dan pembangunan SPPDSUM

    Oral Communication Ability In English: An Essential Skill For Engineering Graduates

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    Good communication skills are essential to a person's job performance. Employers are now emphasizing that success as an engineer requires more than simply strong technical capabilities; communication is among the skills that are also needed. In this era of globalisation, English has become one of the most important languages of communication. Thus, it is very important that future engineers be able to communicate well in English. Self-effcacy refers to an individual's belief that he or she is capable of performing a task (Robbins & Judge, 2007). A strong sense of self-effcacy enhances one's accomplishments and personal well-being in many ways (Bandura, 1986). Since communication is an important skill sought after by employers, it is vital to know the self-effcacy of future engineering graduates in order to ensure that they will step into the real world adequately prepared. This article discusses the perceived self-effcacy of 169 senior-year engineering students regarding their ability to communicate in English. A set of questionnaires designed to assess students' levels of self-effcacy was administered. Factor analysis results reveal three underlying constructs for self-effcacy: aptitude, attitude and aspirations. Overall the fndings show that senior engineering students possess high self-effcacy beliefs in all three constructs studied. The implications of the fndings to theory and practice are discussed
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