Topics

Determination of the dynamic stiffness of bearing components (on a test bench or by means of an impulse hammer test).

The number of ignition events per unit of time in a gas engine. At this frequency, significant sound emission levels often occur, which are transmitted via the exhaust system and radiated by it. In combined heat and…

Illuminance (unit: lx) indicates the luminous flux falling from a light source onto a specific surface. Measurement of horizontal and vertical illuminance at buildings requiring protection / areas worthy of…

Describes the precision with which details are rendered in an image.

Measurement, determination and assessment of immissions (air pollutants).

An IMO (International Maritime Organisation) standard defining the minimum requirements for sound pressure levels in various areas of ships.

Impact assessments are carried out to evaluate any possible effects of handling hazardous substances in the workplace or operating area.

Environmental characteristics of a project or plan which could lead to positive or negative impacts on the environment or environmental assets (e.g. land take/sealing, air pollutant, noise and light emissions,…

Measurement of the dynamic structural response when excited by a defined force (impact hammer).

Importing and exporting data between different software programmes or formats.

Subjective perception of impulsiveness, maximum level per cycle, ratio of N5/N95 loudness percentiles.

On the basis of the applicable legal provisions and taking into account the specific project, we assess whether the operational capacity of the competent fire brigade is sufficient and examine whether the…

Measurement of air pollutants in homes, workspaces within buildings, and the interior of public buildings.

Sound pressure level inside the building at a distance of 1 m to 2 m from the relevant component or section of the building envelope. In the case of a diffuse sound field, this corresponds to the average sound…

Technical acoustics in industrial plants, e.g. in the chemical, petrochemical, cement and steel industries, etc., as well as in power stations. One of the aims is to reduce the noise generated by such plants in…

Assessment of existing conditions, forecasting during the planning process (e.g. traffic and car park lighting at logistics centres, flare operations at chemical plants).

The Industrial Building Directive sets out specific fire safety requirements for industrial buildings, which either apply in addition to the requirements of the Building Regulations or supplement them. These…

The Industrial Safety Regulation (BetrSichV) is a German regulation that governs the safe operation of work equipment and systems requiring monitoring. It establishes requirements for the provision and use of work…

Exposure of workers to hazardous substances through inhalation.

The initial state report documents the condition of the soil and groundwater on site before the plant is built or modified. It becomes part of the approval notice and serves as a binding basis for the initial…

Attenuation of a signal caused by an inserted component. Used for components passed through by flow (e.g. silencers).

Sound insulation is a measure of a building component’s ability to block the transmission of energy. It refers to the difference in energy levels between received and transmitted energy.

A structure typically comprising several layers of material applied to a pipe with the aim of improving its thermal and/or acoustic properties. Purely thermal insulation usually consists of an insulating material…

Sensors for determining the acoustic intensity of a sound.

A component between two carriages that enables passage from one carriage to the adjacent one.

A calculation method, in conjunction with DIN ISO 9613-2, for determining the sound level at specific points-of-interest, taking into account the characteristic of wind turbines as elevated sound sources. …

Interior acoustics refers to the noise levels and sound quality inside a train or rail vehicle. It encompasses noise generated by traction units, air-conditioning systems, ventilation systems and the interactions…

Office and workplace lighting (requirements in accordance with DIN EN 12464, Part 1 / ASR A3.4 – Technical Rules for Workplaces, Lighting and Lines of Sight).

Noise inside the vehicle (driver’s compartment, passenger compartment).

Indicates a device’s level of protection against the ingress of dust and water.

Standard requirements which must be complied with when setting up an ISO 10844-compliant measurement track and which must be verified by measurements at regular intervals.

Standard describing the laboratory measurement of vibro-acoustic transfer properties of resilient elements. Part 1: Principles and guidelines.

Standard describing the laboratory measurement of vibro-acoustic transfer properties of resilient elements. Part 2: Direct method for the determination of the dynamic stiffness of resilient supports for translatory…

Standard describing the laboratory measurement of the vibro-acoustic properties of resilient elements. Part 3: Indirect method for the determination of the dynamic stiffness of resilient supports for translatory…

Measurement of the influence of road surfaces on traffic noise - Part 1: Statistical pass-by method.

Measurement of the influence of road surfaces on traffic noise - Part 2: The close-proximity method.

Standard for determining the surface properties (textures) of road surfaces, including MPD values, MTD values, shape factor and much more.

International standard dealing with the measurement of vibrations on ships. Part 5: Guidelines for measurement, evaluation and reporting of vibration with regard to habitability on passenger and merchant ships. …

Assessment of the characteristics of network-enabled devices with regard to the security of the data collected and the software installed.

Method for calculating the dynamic stiffness (impedance) and wave propagation in layered ground; analytical method (no numerical approximation).