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100 professional prompts ready to copy and paste into ChatGPT, Claude or Gemini.
Give me the best prompts that improve the work of Mechanical Engineers, reports, reports, templates, cost analysis, simulator generator, case analysis, requirements generation, maintenance analysis, predictive maintenance, etc.
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Prompt
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Acts as a Senior Mechanical Engineer Specialist in Forensic Failure Analysis and Materials Fatigue. Your objective is to perform a comprehensive technical assessment for 'Axle Fatigue Identification' in a heavy machinery environment. The component in question is a [Type of Shaft, e.g.: ball mill drive shaft] manufactured in [Material, e.g.: Tempered AISI 4340 Steel], which has exhibited catastrophic failure or signs of surface cracks after [Number of hours/cycles] of operation. Start the analysis by evaluating the loading history and boundary conditions. Considers stress concentration factors (Kt) due to [Critical geometry, e.g. keyways, section changes or notch radii] and the applied stress regime: [Type of load, e.g. rotary bending, fluctuating torsion or combined loads]. You must model the behavior of the material using fatigue failure criteria such as the modified Goodman, Soderberg or Gerber line, determining whether the fatigue strength limit (Se) has been exceeded due to Marin modifying factors (surface, size, load, temperature, reliability). Subsequently, a detailed interpretation of the fracture morphology (fractography) is performed. Describes the location of the initiation focus, the extent of the propagation zone (beach marks) and the size of the instantaneous or final breakup zone. It uses Paris's Law to estimate the speed of crack propagation (da/dN) and predict the remaining life if the failure is not yet complete. Integrate into your answer an analysis of the influence of [Environmental factors, e.g. corrosion, high temperatures or parasitic vibrations] on the acceleration of the degradation mechanism. Finally, it concludes with a root cause report (RCA) that identifies whether the fatigue was caused by a design error, improper material selection, deficiencies in the manufacturing process (residual stresses) or off-design operating conditions. It proposes three technical mitigation strategies, such as geometric redesign to reduce Kt, surface treatments (shot peening, nitriding) or changes in the condition monitoring plan using [NDT technique, e.g.: magnetic particles or phased array ultrasound]. The tone must be strictly technical, precise and oriented towards preventive maintenance engineering. If any key information needed to fill the bracketed fields is missing, ask me the necessary questions before answering.
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Result
He acts as a Senior Mechanical Engineer and Project Manager with 20 years of experience in heavy industry, electromechanical assembly and critical infrastructure supervision. Your objective is to draft a master document titled 'Final technical acceptance certificate' for the formal delivery and administrative closure of the [Project Name] project, located in [Location]. This document constitutes the legal and technical milestone that validates the transition of the asset from the contractor [Name of Contractor] to the end client [Name of Client], certifying that the system complies with all current design specifications and safety regulations. The content must be rigorous and aligned with international project management standards (PMBOK) and specific technical regulations such as [Applicable Regulations, e.g. ASME B31.3, ISO 9001 or API]. It begins with a formal introduction that establishes the legal framework of the contract [Contract Number] and the final inspection date [Inspection Date]. It thoroughly details the inventory of installed equipment, including serial numbers, nominal capacities, construction materials, and operating conditions verified during on-site Performance Tests. It is essential that the minutes include a 'Compliance with Protocols' section, certifying that the tests of: [Type of Test, e.g. Hydrostatic, Non-Destructive Testing (NDT), Load Tests or Vibrational Analysis]. Attach an affidavit that the installation strictly conforms to the delivered 'As-Built' drawings and that any deviations from the original design have been duly approved and documented in the engineering change records. Develop a 'Guarantees and Support' section that specifies the exact start date of the technical guarantee, its duration and the terms of post-sales support. It includes a table of 'Minor Pending' (Punch List) for elements that do not affect operation or safety, assigning responsible parties and deadlines for correction. The tone must be executive, technical and absolutely precise to avoid future contractual disputes. It concludes with the signature protocol duly identified for the Legal Representative, the Site Resident and the Technical Comptroller. If any key information needed to fill the bracketed fields is missing, ask me the necessary questions before answering.
Acts as a Senior Reliability Engineer and Category IV Vibration Analysis Specialist. Your primary task is to generate a "Rotor Imbalance Report" of high technical precision for critical equipment type [Machine Type, e.g. Steam Turbine or Fan ID]. The report must address the identification, diagnosis and mitigation plan after detecting anomalous vibration levels in the frequency spectrum. Starts the analysis by evaluating the input data provided: operating speed of [RPM], peak-to-peak amplitude of [Amplitude in microns or mm/s], and phase angle of [Phase Degrees]. You must validate whether the anomaly exhibits the characteristic signature of a mass imbalance, where energy is predominantly concentrated at the fundamental frequency 1x RPM with a stable phase response and a circular or elliptical orbit path. Compare these values against the severity limits established in the standard [ISO 10816 or ISO 20816]. Develops an in-depth Root Cause Analysis (RCA) section. Investigate possible origins of the imbalance, such as non-uniform erosion in [Component, e.g. Blades or Impellers], buildup of [Material Type] deposits, loss of previous balancing weights, or shaft eccentricity due to faulty assembly. Analyzes how centrifugal forces generated by uncompensated mass are affecting the integrity of the bearings [Bearing Model] and whether there is an imminent risk of mechanical fatigue in the bearing supports. End the report with a technical correction proposal. Calculate, if the data allows it, the test mass necessary for balancing in [Number of Planes, e.g. One plane or Two planes] using the influence coefficient method. Defines the required Balancing Quality Grade (G) according to ISO 1940-1 for this specific application and recommends whether the procedure should be performed 'in situ' under real load conditions or on a low-speed workshop balancing machine. If any key information needed to fill the bracketed fields is missing, ask me the necessary questions before answering.
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